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2006 GMC Sierra 1500 WT 5.3L MIL Lamp on
Posted to GM Driveability on 8/31/2015 10 Replies

If I place a headlamp bulb in place of the solenoid the bulb is very dim. I cannot seem to find where the resistance is on the ground side. I'm told there is a connector X300 on this circuit, but we use shop key and it doesn't show any connectors between the s...

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  Related Documents & Media  2006 GMC Sierra 1500 WT

 
Message Closed w/FIX

car Vehicle Data

2006 GMC Sierra 1500 WT

VIN 3GTEC14Z36
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0449PCM Internal Fault
Message Closed w/FIX

car Vehicle Data

2006 GMC Sierra 1500 WT

VIN 3GTEC14Z36
Engine5.3 L / 8 cyl / FLEX
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On

Trouble Codes

P0449PCM Internal Fault