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2004 Chevrolet Silverado 2500 HD 6.6L MIL Lamp on
Posted to GM Driveability on 4/23/2014 6 Replies

Changed all glow plugs with o.e. Parts, code reoccured after approx 3 starts. Checked for output to the glow plugs,no voltage. Had b+ and ground at the glow plug module. Replaced module, cleared code, 3 starts later, code reoccured. This time i have voltage at...

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  Related Documents & Media  2004 Chevrolet Silverado 2500 HD

 
Message Closed w/Summary

car Vehicle Data

2004 Chevrolet Silverado 2500 HD

VIN 1GCHK231X4
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0380Intake Air Heater Relay 1 Control Circuit Malfunction
Message Closed w/Summary

car Vehicle Data

2004 Chevrolet Silverado 2500 HD

VIN 1GCHK231X4
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0380Intake Air Heater Relay 1 Control Circuit Malfunction