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2005 GMC Sierra 2500 HD SLE 6.6L MIL Lamp on, low power
Posted to GM Driveability on 10/6/2006 5 Replies

Intermittently CEL comes on and engine looses power. Happened only once since we had it and we cannot duplicate it while in the shop. We think it’s related to TSB [...] but are not sure. We tested the wiring from the control module to the injector and pulled t...

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  Related Documents & Media  2005 GMC Sierra 2500 HD SLE

 
Message Closed w/FIX

car Vehicle Data

2005 GMC Sierra 2500 HD SLE

VIN 1GTHK23215
Engine6.6 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI / Diesel
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Low Power
OccursIntermittently

Trouble Codes

P0207Fuel Injector 7 Control Circuit Malfunction
P2146Injector Group 1 Supply Circuit Open Load
Message Closed w/FIX

car Vehicle Data

2005 GMC Sierra 2500 HD SLE

VIN 1GTHK23215
Engine6.6 L / 8 cyl / DIESEL
Trans4-speed Automatic (Electronic)
DeliveryFI / Diesel
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Low Power
OccursIntermittently

Trouble Codes

P0207Fuel Injector 7 Control Circuit Malfunction
P2146Injector Group 1 Supply Circuit Open Load