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2005 GMC W5500 Forward W5S042 5.2L MIL Lamp on
Posted to GM Driveability on 6/3/2011 2 Replies

tested 2 com wires from pcm to tac module. ok. tried new ignition switch, tried disconnecting alternator cable and regulator plug, tried jumper from ground to engine. when running with key off, seems to be 2.5v on black/yellow wire (gd wire). turn on wipers or...

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car Vehicle Data

2005 GMC W5500 Forward W5S042

VIN 4KDB4B1U75
Engine5.2 L / 4 cyl / DIESEL
DeliveryFuel Injection / 6.0 GAS VIN U
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0053Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Resistance
U0107Lost Communication With TAC Module
U1041Loss of Electronic Brake Controller Communication
Message Closed

car Vehicle Data

2005 GMC W5500 Forward W5S042

VIN 4KDB4B1U75
Engine5.2 L / 4 cyl / DIESEL
DeliveryFuel Injection / 6.0 GAS VIN U
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0053Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Resistance
U0107Lost Communication With TAC Module
U1041Loss of Electronic Brake Controller Communication