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2003 K1500 Wiring Diagram


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mr12volt 
Member - Posts: 28
Member spacespace
Joined: June 17, 2003
Posted: October 20, 2003 at 3:35 PM / IP Logged  

I am looking for a schematic for a 2003 K1500 Silverado to installa remote start along with Passlock bypass required.

Thanks

diabloed 
Copper - Posts: 133
Copper spacespace
Joined: August 25, 2002
Location: United States
Posted: October 20, 2003 at 11:18 PM / IP Logged  
don't forget about the 456G databus.
12volts red (x2)   +   ignition harness
Starter yellow   +   ignition harness
Ignition pink   +   ignition harness
Second Ignition white   +   ignition harness
Notes: To avoid the check engine light from coming on and possible damage to the automatic transmission, the second ignition in this vehicle MUST be powered when adding a remote start system.
       
Accessory orange   +   ignition harness
Second Accessory brown   +   ignition harness
Keysense lt. green   -   ignition harness
Power Lock use Directed module 456G       
Notes: If Directed module part 456G is not available, refer to DirectFax document 1601. On base model trucks the lock wire is lt. blue (-), pin B5, and unlock wire is white (-), pin B10. They are in the lt. blue plug at the BCM.
Power Unlock see power lock       
       
Parking Lights- gray/black   -   brn plug, pin B2 @ BCM
Notes: The BCM (Body Control Module) is under the driver side dash.
Door Trigger gry/blk (L), blk/wht (R)   -   each door module in door
Notes: On base model trucks the door trigger wires are in the lt. blue plug at the BCM, pins B4 and A5. On 4dr trucks the LR door trigger is lt. blue/black, pin A3, and the RR is lt. GREEN/ black, pin A2. They are in the purple plug at the BCM. Use all wires and diode isolate.
Dome Supervision use door trigger       
       
Factory Alarm Arm arms with lock
       
Factory Alarm Disarm lt. green   -   driver door module in door
Disarm No Unlock see factory alarm disarm       
Tachometer white   ac   instrument cluster or PCM
Notes: The PCM (Powertrain Control Module) is in the left front of the engine compartment to the left of the fan shroud. The tach wire is in the green plug, pin 10.
For tach can also go to any of the ignition coils and use the wire that is NOT pink, black, or brown.
Wait to start blue   -   instrument cluster or PCM
Notes: The PCM (Powertrain Control Module) is in the left front of the engine compartment to the left of the fan shroud. The wait to start wire is in the green plug, pin 36.
Brake Wire white   +   brake pedal switch
Horn Trigger BLACK / YELLOW to black   -   steering column
Memory Seat 1 red   +   driver door module in door
Memory Seat 2 pink   +   driver door module in door
Immobilizer Bypass Module: Required: Yes Type: Passlock 2 Part #: 555L or 555T
Notes: The Passlock 2 wire colors are yellow, black, and RED / white (not used).

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