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1998 Chevrolet C1500 Cheyenne 5.0L Poor Idle Quality, MIL Lamp on
Posted to GM Driveability on 4/30/2013 17 Replies

Truck ran fine coming in. Motor was noisy but no codes or rough running. Put new motor in and have not been able to set timing correctly. Took out #1 plug on D/Side. Tapped around til it blew out. Put in dist with rotor pointing to the little no. 8 mark. Truck...

17 Replies Received (View Replies)

  Related Documents & Media  1998 Chevrolet C1500 Cheyenne

 
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C1500 Cheyenne

VIN 1GCEC14M4W
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / Vortec
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways
Misc.2 X

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency
Message Closed w/FIX

car Vehicle Data

1998 Chevrolet C1500 Cheyenne

VIN 1GCEC14M4W
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / Vortec
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways
Misc.2 X

Trouble Codes

P1345Mass Airflow Sensor Loose Contact With Low Frequency