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chevy 2003 pickup

Printed From: the12volt.com
Forum Name: Car Security and Convenience
Forum Discription: Car Alarms, Keyless Entries, Remote Starters, Immobilizer Bypasses, Sensors, Door Locks, Window Modules, Heated Mirrors, Heated Seats, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=18099
Printed Date: October 31, 2024 at 6:48 PM


Topic: chevy 2003 pickup

Posted By: thebase
Subject: chevy 2003 pickup
Date Posted: August 26, 2003 at 10:59 AM

Hi

Can any please supply me with the wiring diagram for a chevy 2003 pickup.

I am a basic house alarm electrician , but If I have the right wires for the car Im sure I can do.

I am going to install a computer 2 way alarm + starter

Thanks to anyone who can help !



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There is only one life > The afterlife



Replies:

Posted By: profuse007
Date Posted: August 26, 2003 at 2:18 PM
which pick up truck in particular?

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Houston,TX
"The two most common elements in the universe are H+ and stupidity" (Ellison).




Posted By: profuse007
Date Posted: August 26, 2003 at 2:21 PM
i think you wanted full size
|       ITEM      |     WIRE COLOR     |POL|       WIRE LOCATION        |
|              12V|red (x2)            |+ |ignition harness            |
|          STARTER|yellow              |+ |ignition harness            |
|        IGNITION|pink (12 awg)       |+ |ignition harness            |
| SECOND IGNITION|white               |+ |ignition harness            |
|        ACCESSORY|orange              |+ |ignition harness            |
| SECOND ACCESSORY|brown               |+ |ignition harness            |
|       POWER LOCK|use Directed module |   |                            |
|     POWER UNLOCK|part #456G *2       |   |                            |
|       LOCK MOTOR|gray               |   |driver door module in door |
|     UNLOCK MOTOR|tan                 |   |driver door module in door |
|    DISARM DEFEAT|tan                 |   |pass. door module in door   |
| PARKING LIGHTS -|gray/black          |   |brown plug @ BCM *1        |
|     DOOR TRIGGER|gry/blk(L),blk/wht(R|- |each door module in door *3 |
| DOME SUPERVISION|use door trigger    |   
| FCTRY ALARM ARM|arms with lock      |   |                            |
|FCTRY ALRM DISARM|lt. green           |- |driver door module in door |
|       TACHOMETER|NOT pnk, blk, or brn|   |any ignition coil           |
|       BRAKE WIRE|white               |+ |brake pedal switch          |
|     HORN TRIGGER|black               |- |steering column             |



Notes:
NOTE: This vehicle has the passlock II immobilizer system that, when adding a remote start, must be interfaced with. Use DEI part 555t or 555L. The passlock II wire colors are yellow, black, and RED / white (not used). *1 The BCM (Body Control Module) is under the driver side dash. *2 If Directed module part #456G is not available, refer to directfax document #1601. On base model trucks the lock wire is lt. blue (-) and unlock wire is white (-). They are in the lt. blue plug at the BCM. *3 On base model trucks the door trigger wires are in the lt. blue plug at the BCM. On 4dr trucks the LR door trigger is lt. blue/black, and the RR is lt. GREEN/ black. They are in the purple plug at the BCM. Use all wires and diode isolate.

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Houston,TX
"The two most common elements in the universe are H+ and stupidity" (Ellison).




Posted By: thebase
Date Posted: August 26, 2003 at 6:52 PM

hi its a s-10 pickup is it the same diagram for below and will the notes be same for compustar and DEI

thanks a lot



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There is only one life > The afterlife




Posted By: profuse007
Date Posted: August 26, 2003 at 9:00 PM
|       ITEM      |     WIRE COLOR     |POL|       WIRE LOCATION        |
|              12V|red                 |+ |ignition harness            |
|          STARTER|yellow              |+ |ignition harness            |
|        IGNITION|pink               |+ |ignition harness            |
| SECOND IGNITION|white               |+ |ignition harness            |
|        ACCESSORY|orange              |+ |ignition harness            |
|       POWER LOCK|lt. blue            |+ |brown plug at BCM *1        |
|     POWER UNLOCK|white               |+ |brown plug at BCM *1        |
|       LOCK MOTOR|gray               |   |drivers kick panel          |
|     UNLOCK MOTOR|tan                 |   |drivers kick panel          |
|    DISARM DEFEAT|tan                 |   |passengers kick panel       |
| PARKING LIGHTS +|brown               |   |lt. blue plug at BCM *1     |
| PARKING LIGHTS -|white *4            |   |lt. blue plug at BCM *1     |
|       HEADLIGHTS|PURPLE / white        |- |purple plug at BCM *1       |
|     DOOR TRIGGER|*2                  |- |BCM *1                      |
|FCTRY ALRM DISARM|lt.green            |- |purple plug at BCM *1       |
|       TACHOMETER|white               |   |PCM *3                      |
|       BRAKE WIRE|white               |+ |steering column             |



Notes:
NOTE: This vehicle has the passlock II immobilizer system that, when adding a remote start, must be interfaced with. Use DEI part 555t or 555L. *1 The BCM is located to the right of the accelerator pedal below the radio. The plugs on the BCM face towards the drivers side.   *2 Use tan for the drivers door located in pin B4 of the purple plug, orange for the passenger door located in pin B2 of the purple plug, must diode isolate these wires. *3 The PCM is located on the passenger fender. On the 2.2L the wire is in a black 80 pin plug pin 10, and on the 4.3L the wire is in a red 32 pin plug pin 20. *4 This wire will not test when using the headlight switch. This wire is triggered by the DRL system. To meter the wire, start the car with the parking brake set, when the brake is released this wire will go to ground. *5 Also found in the brown plug at the BCM on vehicles with a factory alarm.

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Houston,TX
"The two most common elements in the universe are H+ and stupidity" (Ellison).





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