Diagram gm fuel pump wires color codes

Chevy Wiring Color Code. 1986 Chevy S10. The color coding of electrical wires of an automobile is essential because it specifies the function or purpose of every wire in all electrical circuits. These colors distinguish the ground wires, the neutral wires, and the hot wires from each other. Using different colors of electrical wires makes ...

Diagram gm fuel pump wires color codes. SKU: 20923334. Other Names: Harness. Description: Without pzev emissions. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors. Condition: New. Sold In Quantity: 1. WARNING: California Proposition 65.

Some wires I just had to guess. 1 blue/black - positive line from fuel. 2 black/red - constant 12v or s. 3 black - ignition or starter wire. 4 green/red - light. 5 white/black -ground. Again, this is just from random information I gathered online. Then I just need to figure out how to connect this to my relay.

PCM Connector: Blue (C1) 1996-1997. The 1996-97 PCM (Powertrain Control Module = Fuel Injection Computer) on your 4.3L, 5.0L or 5.7L Engine has a total of 4 connectors. NOTE: For other PCM pin-out charts, take a look at the following: 1993 PCM Pin Out Chart (GM 4.3L, 5.0L, 5.7L GAS w/ 4L60-E).On the other hand the power to the pump is almost always gray, grey, a shade of very light black whatever you want to call it. The gas gauge is almost always …Apr 11, 2014 · NOTE: The wiring diagram illustrations in this article cover only: 1993 4.3L, 5.0L, and 5.7L GMC/Chevrolet pickups with the 4L60-E automatic transmission. For the 1994 fuel pump wiring diagram, check out the following article: 1994 Fuel Pump Circuit Tests (GM 4.3L, 5.0L, 5.7L). Web gray + black is the pump circuit, purple + black is the fuel level sender. 1993, 1994, 1995 (4.9l, 5.0l, 5.8l) ford f150, f250, and f350 with dual fuel tanks. Source: www.youtube.com. 4 ford fuel pump wires color codes for. Web i need the color coded wiring diagram standard wire and codes guide to factory harness ford aftermarket car stereo ...The color codes for the Chevy fuel pump wiring harness vary depending on the year of production. For a 1998 to 2005 model, the wire colors are usually black and yellow. Black is typically ground, while yellow is power. On some newer models (2006-2020) there may be additional wires with different colors such as gray, blue, or red.Oxigen sensor 4-wires /colore of signal wire. most of the times the signal wire is the black one, but is definly not the red or the red with stripe, GRAY IS FUEL PUMP, PURPLE IS FUEL GAUGE, BLACK IS GROUND,ORANGE WITH BLACK GOES TO COMPUTER.GREY WIRE WITH KEY ON WILL BE BATTERY VOLTS FOR TWO SECONDS UNLESS CRANKING ENGINE OVER.PURPLE WILL ...WIRING DIAGRAMS DESCRIPTION These diagrams use a new format. The diagram is surrounded by a alpha/numeric loaction grid. All the wires at the connectors have alpha/numeric addresses showing where the other end of the wire is located ac­ cording to the grid. The connectors are shown with end-on views, with

558-404 – J4 Auxiliary Harness - Contains connector and loose wires with crimped pins. 558-405 – GM 4L60/80E Transmission Harness – Complete terminated harness with J4 connector to operate GM electronic transmissions. 558-406 – GM Drive By Wire Harness – Complete terminated harness with J3 connector to operate late GM …WIRING DIAGRAM FUEL PUMP WITH RELAYThanks for watchingDont forget to SUBSCRIBEFacebook: https://www.facebook.com/widebandremap/SKU: 20923334. Other Names: Harness. Description: Without pzev emissions. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors. Condition: New. Sold In Quantity: 1. WARNING: California Proposition 65. Share. Access our free Wiring Diagrams Repair Guide for Chevy Astro and GMC Safari 1985-1996 through AutoZone Rewards. These diagrams include: Fig. 1: Sample diagram-how to read and interpret wiring. Fig. 2: Common wiring diagram symbols. Fig. 3: Engine controls-1985-86 2.5L engine. Fig. 4: Engine controls–1987-90 2.5L engine. Fig. 5: …The stated color codes are usually used: Black or Pink: Ground Wire. Red or Orange: Fuel Pump Wire. Yellow or Purple: Fuel pump relay control wire or Fuel Level Wire. White/Grey or Light Green: Fuel pump relay power wire or Ignition/Starter Wire. Note: Each vehicle might have its own unique set of colors.

These diagrams include: Fig. 1: Index of Wiring Diagrams. Fig. 2: Sample Diagram: How to read and interpret wiring. Fig. 3: Wiring Diagrams Symbols. Fig. 4: 1996 GM 2.2L Engine Schematic. Fig. 5: 1997 GM 2.2L Engine Schematic. Fig. 6: 1998-1999 GM 2.2L Engine Schematic. Access our GM S-Series Pick-ups and SUV’s 1994-1999 Wiring …Un-plug and inspect it and the wires. R&R as needed. Check for voltage at the connectors ( "Use the 'Search' button for correct V #'s Luke "). * Follow that 3-wire harness up and over the top of the tank (read the 'how to drop the fuel tank' stickies - some ways are easier than others).Jan 14, 2019 · January 14, 2019 Updated: December 18, 2022 By: Abraham Torres-Arredondo Article ID: 867. Here's a simplified fuel pump wiring diagram. The above typical fuel pump circuit wiring diagrams applies only to the 2004, 2005, 2006 2.2L Chevrolet Malibu. Fuel Pump Wiring Diagram. 2004, 2005, 2006 2.2L Chevrolet Malibu.

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In this HVAC Training Video, I Show Honeywell Thermostat Wire Terminals, Functions, Color Code , and Overall Instructions for Use! Supervision is needed by a...100 internationally renowned pump experts, this vital tool shows you how to select, purchase, install, operate, maintain, and troubleshoot cutting-edge pumps for all types of …The fuel pump wiring harness usually has a color code. Some wires are signal wires and others either carry power or provide a ground connection to the circuit to ensure that the current flow through the fuel pump. The typical S10 fuel pump wire colors used in GM vehicles are the grey, black and white strip, purple and black. The grey color wire ...In this article, you'll find the pin out descriptions of the 4 PCM connectors for the 1998-1999 GM 4.3L, 5.0L or 5.7L Engines. NOTE: For other PCM pin-out charts, take a look at the following: 1993 PCM Pin Out Chart (GM 4.3L, 5.0L, 5.7L GAS w/ 4L60-E). 1994 PCM Pin Out Chart (GM 4.3L, 5.0L, 5.7L GAS with A/T).First , find the problem area on the wiring diagram. Highlight the individual circuit using a different color for positive and negative. Trace the wiring till you can see where a short may have taken place. Eliminate each portion of the diagram in sections until you find the short in the wiring. This makes knowing where to check connections ... Your Chevy's fuel pump assembly color code wiring should be grey (power) black (ground) purple (fuel level) and orange (low fuel warning). To check, attain a 12 volt test light and probe the wires one by one as an assistant turns the switch on and off without engaging the starter.

First , find the problem area on the wiring diagram. Highlight the individual circuit using a different color for positive and negative. Trace the wiring till you can see where a short may have taken place. Eliminate each portion of the diagram in sections until you find the short in the wiring. This makes knowing where to check connections ...In this HVAC Training Video, I Show Honeywell Thermostat Wire Terminals, Functions, Color Code , and Overall Instructions for Use! Supervision is needed by a...These GM wiring diagrams provide schematics for vehicle model years 1988 through 1998. Fig. 1: Index of Wiring Diagrams. Fig. 2: Sample Diagram: How to Read and Interpret Wiring Diagrams. Fig. 3: Wiring Diagram Symbols. Fig. 4: 1988-98 GM-C/K Series Wiring Schematic. Fig. 5: 1988-98 GM-C/K Series Wiring Schematic.Here we have Chevrolet Wiring Diagrams and related pages. Wiring Diagrams: 57 Chevy -150-210 Belair wiring diagram - Drawing A 1964 Chevelle Wiring Diagram: Figure A Figure B 1965 Chevy II Wiring Diagram: Figure A Figure B 1965 Impalla Wiring Diagram: Figure A Figure B 1967 Chevy-AC-Assembly Manual - Drawing A 1968 …PINK: It is used to wire the boat fuel gauge senders to the gauge. GRAY: It is also used to connect three marine accessories i.e. 1) tachometer sender to gauge, 2) Fuses of switches to lights, 3) or used as a bonding wire (if insulated). GREEN or GREEN with Yellow Stripe: These are bonding wires i.e. these colors coded cables are used for ...Here's the most common fuel pump color code for Toyota Corollas: black/red (relay's solenoid); green/red (ECU/grounds wire); black/red (the pump relay's high power armature/switch); blue/black (fuel pump power wire). it is important to note that your car may have different color codes.Gmc Fuel Pump Wiring Diagram from www.2carpros.com. To properly read a cabling diagram, one has to learn how the components within the method operate. For …Hooking up a new fuel pump and wires are not the same color. There was no wiring diagram in the box. Do not have it it's - Answered by a verified GM Mechanic ... I'm getting p0005 p0188 and p0192 for codes. Onc ... I need the wiring diagram for a fuel pump assembly. The wire are different colors from the old unit that being replaced.

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The fuel pump plays a vital role in the fuel injection system of any vehicle. Its primary function is to supply fuel to the engine for combustion. However, a malfunctioning fuel pump can cause various issues, such as engine knocking and poor performance. In this article, we will explore the GM, Ford, and other fuel pump wire color codes, helpingTrying to find the right automotive wiring diagram for your system can be quite a daunting task if you don’t know where to look. Luckily, there are some places that may have just what you need. Here’s where to start.2 - pressure modulator, 3 - the gauge of frequency of rotation of forward. right wheel, 4 - the gauge of frequency of rotation of forward. left wheel, 5 - Rear Speed Sensor right wheel, 6 - the gauge of frequency of rotation of back. left wheel, 7 - ABS system indicator, 8 - connector for connecting the tester,More importantly, the source of the malfunction is stored in the ECM’s memory. These early electronic fuel and emission control systems are referred to as the On-Board Diagnostic (OBD-I) systems. To retrieve this information from the ECM memory, you must use a short jumper wire to ground a diagnostic terminal. This terminal is part of a ...black/orange = ground for fuel pump. orange/red =power on for fuel pump (only gets triggered from fuel pump relay) dark blue/white = signal to pcm for fuel level. dark blue/ dark green = ref voltage. If that is ok then check for relay activation. Fuse 17 is the power source for that relay.The stated color codes are usually used: Black or Pink: Ground Wire. Red or Orange: Fuel Pump Wire. Yellow or Purple: Fuel pump relay control wire or Fuel Level Wire. White/Grey or Light Green: Fuel pump relay power wire or Ignition/Starter Wire. Note: Each vehicle might have its own unique set of colors.Aug 19, 2020 · This typical circuit diagram includes the following circuits: fuel pump relay and fuel pump. You can find the fuel pump test procedure here: How To Test The Fuel Pump (1999-2006 V8 Chevrolet Silverado, GMC Sierra). More Chevrolet Silverado (GMC Sierra) Tutorials. You can find a complete list of V8 Chevrolet Silverado (GMC Sierra) tutorials in ...

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On the other hand the power to the pump is almost always gray, grey, a shade of very light black whatever you want to call it. The gas gauge is almost always purple, lavender, lilac, mauve, periwinkle, plum, violet, or some such name. The GM wiring diagram calls it ppl. The other 2 wires are grounds.2001 Chevrolet Impala 3.8 fuel pump wiring diagram. The wires should be grey, orange and black, purple, and a black wire. The purple goes to purple, grey to gray. The orange and black goes to the small black wire on your car harness and the black goes to the bigger black. 1998 Suburban Fuel Pump wiring harness replacement. Look above - CADILLAC Car Owner Manuals PDF - Escalade, XLR, SRX, Seville, Eldorado, CTS, CTSV; 11 Cadillac Wiring Diagrams. "World Standard" is how Cadillac was dubbed at the dawn of its development, and it lived up to this title for many years, being the largest luxury automaker in the United States. Founded by Henry Leland in 1902, the firm ...GENERAL WIRING COLOR CODE . Color. Use Green or green w/yellow stripe(s) DC Grounding Conductors Black or Yellow DC Negative Conductors Red DC Positive Conductors Engine and Accessory Wiring Color Code Colour Item Use Yellow w/red strip (YR) Starting circuit Starting switch to solenoid Brown/yellow stripe (BY) or Yellow (Y) – see noteI need the wiring diagram for a fuel pump assembly. The wire are different colors from the old unit that being replaced. I know 2 wires go to the sending/reciving and the other two are the instrument cluster fuel gage and the other the computer. Answered in 1 minute by:4. Cut the wires on the old fuel pump module connector, leaving enough wire to splice the new connector onto. 5. Connect the black wire from the new fuel pump module connector to the black wire in the car's wiring harness. 6. Connect the purple wire from the new fuel pump module connector to the purple wire in the car's wiring harness. 7.100 internationally renowned pump experts, this vital tool shows you how to select, purchase, install, operate, maintain, and troubleshoot cutting-edge pumps for all types of …NOTE: The wiring diagram illustrations in this article cover only: 1993 4.3L, 5.0L, and 5.7L GMC/Chevrolet pickups with the 4L60-E automatic transmission. For the 1994 fuel pump wiring diagram, check out the following article: 1994 Fuel Pump Circuit Tests (GM 4.3L, 5.0L, 5.7L).Anonymous. 962 Answers. SOURCE: 1993 dodge dakota installed new fuel pump and checked all fuses. Check the shutoff inertia switch. The pump relay/fuse or it could be a bad pump circuit.It could be any of these. Make sure the gas cap is tight. fuel pressure must be good for the pump to work. Posted on Jan 09, 2009.WIRING Wire Color All wires have color-coded insulation. Wires belonging to a system’s main harness will have a single color Wires. belonging to a system’s sub-circuits will have a colored stripe. Striped wires use the following code to show wire size and colors. Example: 0.5 G / R Red (Stripe Color) Green (Base Color) Wire Size (0.5 mm2)Mar 10, 2013 · fuel pump wiring harness???? Installed a new fuel pump with sensor on my 1999 cad seville sts... came with a flat oval 4 pin plug replacing the OEM square... ….

Year 2001 2002 2003 2004 2005 2006 2007 LBZ (Classic) 2008 (LLM) 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 Purple Wire Blue w/ Purple Stripe Orange w/ BlackSep 19, 2013 · Make sure the ground is good, that truck was known for a bad connector near the Trannie cross member. Find your plug at fuel pump,4 wires..2 black, gray and purple. Black and purple are for the float. Gray is power to pump, black with yellow is ground for pump. When key is turned grey wire gets power check good ground . The General Motors GM radio wire harness uses gray, orange, yellow, pink and black colors. The color scheme is generally standard for vehicles of every year.To understand the whole fuel pump wire color code thing, you need to first have a look at the ford fuel pump wiring diagram provided right beneath. Give it a moment and then get back to the explanation right below it. Explanation of The Color Coding. The green and yellow stripe is basically coming from the fuel pump and it travels to the ...The wires should be grey, orange and black, purple, and a black wire. The purple goes to purple, grey to gray. The orange and black goes to the small black wire on your car harness and the black goes to the bigger black. First check the fuel pump relay the easiest fast way of doing it is turn your key forward and listen for a click.The proper fuses and flashers have been pre-installed in the fuse block. In addition, all wires are color-coded. This will help you to identify the different circuits during installation and later on if additions to the overall system are necessary. For fuse specifications and wire color designations see Section 9.0.A while back, I stumbled upon a COMPLETE service manual for the S-series trucks. I believe these are GM manuals as they go into crazy step-by-step detail with the complete procedure and torque spec documentation. The PDF files were broken up into sections so that I will post them in the appropriate areas. If the following links do not … Diagram gm fuel pump wires color codes, The color of the wires that goes to the fuel pump are dark brown and light brown. Can someone tell me which one goes to the positive of the fuel pump and which one goes to the negative pole of the fuel pump. Thanks in advance. My car is a 1995 525i. Fuel pump is in the gas tank. Reply. Save. 1 - 17 of 17 Posts. M. Mykk · #2 · Dec 14, 2014. …, Ford F150 has pink/black wire containing the power to the fuel pump from the inertia switch and black wire to the ground. Yellow/white and black/orange wires go to the fuel level sending module to show tank status. F250 and F350 have the same wiring color codes for single fuel tank systems. In the case of trucks with dual tank systems, orange wire for pump ground and black wire for sending ... , Year 2001 2002 2003 2004 2005 2006 2007 LBZ (Classic) 2008 (LLM) 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 Purple Wire Blue w/ Purple Stripe Orange w/ Black, 1. The gray wire goes from the pump relay to the pump. The black white wire is the ground for the pump. The purple is for the gauge on the dash and the black is ground for the sending unit. I don't list a white wire being used. If the colors on the truck don't match the tank, you'll have to test them to verify each circuit., 1 Ford F150 Fuel Pump Wires Color Codes (Single Fuel Tank) 1.1 Pink/Black. 1.2 Black. 1.3 Yellow / White and Black / Orange. 2 Ford F250 Fuel Pump Wires Color Codes (Single Fuel Tank) 3 Ford F350 Fuel Pump Wires Color Codes (Single Fuel Tank) 3.1 Black-Striped Pink. 3.2 Orange., 6. Black/red: The black/red wire indicates a fuel level sender negative. Out of this combination, the red is specifically for the positive. Watch this video for gm fuel pump wiring! Is the color code different for different brands?, GM Truck Throttle Body Injection 4.3, 5.0, 5.7, 7.4 Engines 1985-91 (w/o the 4L60-E or 4L80-E transmissions): Our harness upgrades to the 1988-90 CK truck computer. Two fuel injectors mounted on top of the throttle body inject fuel into the motor. GM uses most of the same sensors on a throttle body as they do a tuned port engine. Throttle body injection …, Articl Id: 589. Fuel Pump Relay Wiring Diagram (Automatic Trans. Only) NOTE: The illlustrations and info in this page apply only to 1994 Chevrolet/GMC pickups with a 4.3L, 5.0L or a 5.7L engine. For the 1993 fuel pump wiring diagram, check out the following article: 1993 Fuel Pump Circuit Tests (GM 4.3L, 5.0L, 5.7L)., Here is a table listing the color codes commonly used for GM, FORD, and other fuel pump wires: Wire Purpose. Wire Color. Fuel Pump Wire. Grey or Orange. Ground Wire. Black (with white stripe) or Plain White. Ignition/Starter Wire., So in your pic, you can see that L-O color coded wire going into where the fuel pump is. The other wire coming out of the fuel pump is "W-B" (White with Black Stripe) and the diagram tell you it goes to ground. On my diagram that O-L wire looks like it should go UNBROKEN from the fuel pump to junction "IE1". Flipping through the manual, I …, A Step-by-Step Diagram Guide to the GM Fuel Pump Connector. Knowing how the GM fuel pump connector works is essential for understanding the fuel delivery system in a vehicle. In this step-by-step diagram guide, we will uncover the inner workings of the GM fuel pump connector, providing a clear and concise overview of its components and their ..., Discover the essential GM Fuel Pump Wires Color Codes in this detailed guide. Learn about wiring for your GM fuel pump., Holley Fuel Pump Wiring Harness - 12-952WH. Newer vehicles are equipped with electric fuel pumps usually located in the tank. These pumps are connected to the electrical system by the fuel pump wiring harness. Over time, the wiring harness connectors may corrode or break, weakening the electrical connection. , Apr 14, 2013 · Just did my fuel pump on the 2001 isuzu rodeo. Well here is what you need to do about the different wire colors. First disconnect your negative battery. Drop the fuel tank and replace pump. Remember to have a splice kit in hand. Ok now here is how you connect the different colored wires. Black goes with black. Gray goes with black and orange wire. , 20 июл. 2015 г. ... okay, the connector where the fuel pump is unplugged is gone on my 97 2.5 tj, and is/was hardwired. with the wires hanging loose and my jeep ..., Code Systems Tech Support 505080 Code Systems ID: CHEVROLET COLORADO 2004 4DR TRUCK Security Color Polarity Location Battery WHITE /BLACK (+) IGNITION SWITCH HARNESS Ignition 1 WHITE/GREEN (+) IGNITION SWITCH HARNESS Starter 1 (+) IGNITION SWITCH HARNESS Domelight Super WHITE (-) AT THE BODY …, GM Truck Throttle Body Injection 4.3, 5.0, 5.7, 7.4 Engines 1985-91 (w/o the 4L60-E or 4L80-E transmissions): Our harness upgrades to the 1988-90 CK truck computer. Two fuel injectors mounted on top of the throttle body inject fuel into the motor. GM uses most of the same sensors on a throttle body as they do a tuned port engine. Throttle body injection …, So, the fuel pump relay, is activated, whenever the ignition is turned on. ... Use Jumper wires to supply 12v power, to terminals 86 and 85. Next, use a test light on terminals 87 and 30, to see if you have power. Finally, if the test light goes on, the the problem lies somewhere else. However, there are other things, that can cause issues: …, May 2, 2019 · Fuel Pump Install Wiring Instructions Page 2. Instructions: If the vehicle body harness wiring does not match any of the. combinations show above, refer to the wiring identification diagram and the. vehicle service manual or equivalent to determine the correct wiring alignment. for the new GT280 Electrical connector. , Wiring GM fuel pump, Some wires I just had to guess. 1 blue/black - positive line from fuel. 2 black/red - constant 12v or s. 3 black - ignition or starter wire. 4 green/red - light. 5 white/black -ground. Again, this is just from random information I gathered online. Then I just need to figure out how to connect this to my relay., Hooking up a new fuel pump and wires are not the same color. There was no wiring diagram in the box. Mechanic's Assistant: Have you checked the vehicle's manual? Do not have it it's on a 1998 gmc 1500. Mechanic's Assistant: Are you fixing your 2500 yourself? What have you tried so far? Yes already have fuel pump installed up to the wiring harness, Related Article: Ford Fuel Pump Wires Color Codes; Importance of understanding tail light wire colors. Tail lights are a crucial safety feature in any vehicle, ensuring visibility and communication with other drivers on the road. Understanding the wire colors for your Ford F250 tail light system is essential for proper installation, …, These diagrams include: Fig. 1: Index of Wiring Diagrams. Fig. 2: Sample Diagram: How to read and interpret wiring. Fig. 3: Wiring Diagrams Symbols. Fig. 4: 1996 GM 2.2L Engine Schematic. Fig. 5: 1997 GM 2.2L Engine Schematic. Fig. 6: 1998-1999 GM 2.2L Engine Schematic. Access our GM S-Series Pick-ups and SUV’s 1994-1999 Wiring …, My question is can someone help identify which color goes to what.. i searched the wiring diagrams but non i can zoom in and see clear enough to determine the color code. Thanks in Advance!! Reply. Save. 1 - 8 of 8 Posts. F. fireblade06 Discussion starter · #2 · Sep 28, 2014. Add to quote; Share Only show this user. Well i figured it out …, To understand the whole fuel pump wire color code thing, you need to first have a look at the ford fuel pump wiring diagram provided right beneath. Give it a …, On the other hand the power to the pump is almost always gray, grey, a shade of very light black whatever you want to call it. The gas gauge is almost always …, Exploring the 2008 Chevy Silverado 1500 Fuel Pump Wiring DiagramThe Chevrolet Silverado is one of the most popular pickup trucks on the road today, and as such, it’s important to understand how to properly wire the fuel pump. In this article, we’ll be taking a look at the 2008 Chevy Silverado 1500 fuel pump wiring ... <a title="2008 …, January 14, 2019 Updated: December 18, 2022 By: Abraham Torres-Arredondo Article ID: 867. Here's a simplified fuel pump wiring diagram. The above typical fuel pump circuit wiring diagrams applies only to the 2004, 2005, 2006 2.2L Chevrolet Malibu. Fuel Pump Wiring Diagram. 2004, 2005, 2006 2.2L Chevrolet Malibu., If I had to guess: The "blue" wire on the vehicle harness side -> leads back to the fuel gauge in the dash, The "red" wire on the fuel pump side, if it matches the schematics, is the fuel tank level sender rheostat output on the pump connector, It appears some wires are crossed. But I wouldn't guess: Follow the "If your fuel gauge does not …, PCM Connector: Blue (C1) 1996-1997. The 1996-97 PCM (Powertrain Control Module = Fuel Injection Computer) on your 4.3L, 5.0L or 5.7L Engine has a total of 4 connectors. NOTE: For other PCM pin-out charts, take a look at the following: 1993 PCM Pin Out Chart (GM 4.3L, 5.0L, 5.7L GAS w/ 4L60-E)., If you ask and they won't do it, go to another GM dealers shop. This usually works for me. S10 & Blazer DIY and Useful Threads - Wiring----Color Codes----- - 82-93 S-10 or blazer 12volts red (there will be 2) + ignition harness Starter yellow or purple + ignition harness Ignition pink + ignition harness Second Ignition white + ignition harness ..., Fuel Pump Wiring Diagram (1999-2002 4.8L, 5.3L Silverado/Sierra) August 19, 2020 Updated: December 16, 2022 By: Abraham Torres-Arredondo Article ID: 1158. APPLIES TO: This simplified fuel pump circuit wiring diagram applies to the following vehicles: Quick and Easy Guide: Resetting the Oil Change Light in Your Jeep Wrangler …