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2002 GMC Sierra 2500 HD SL 6.6L MIL Lamp on
Posted to GM Driveability on 4/5/2005 3 Replies

I can delete the code with my scan tool and it may stay off for a day or two. I checked that the signal heater wire from the relay is hot when the MIL light is not coming on (like after I have initially deleted the DTC)I do not have a Tech II scan tool and wou...

3 Replies Received (View Replies)

  Related Documents & Media  2002 GMC Sierra 2500 HD SL

 
Message Closed w/FIX

car Vehicle Data

2002 GMC Sierra 2500 HD SL

VIN 1GTHK29182
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFI / Direct
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCold, Hot, Intermittently

Trouble Codes

P0540Intake Air Heater Feedback Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2002 GMC Sierra 2500 HD SL

VIN 1GTHK29182
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFI / Direct
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursCold, Hot, Intermittently

Trouble Codes

P0540Intake Air Heater Feedback Circuit Malfunction