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2003 Chevrolet Express 3500 6.0L Poor Idle Quality, Surge, Cuts out, Stall, Misfire, MIL Lamp on
Posted to GM Driveability on 8/31/2012 10 Replies

Hello and thanks in advance. I am having trouble with this van at idle it will surge and run terrible, equal amount of misfires on all cylinders, code comes on for maf sensor, replaced with known good and hasnt changed.(had old good one at the shop)fuel trims ...

10 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Express 3500

 
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Express 3500

VIN 1GCHG35U83
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Cuts Out, Stall, Misfire, MIL Lamp On
OccursIdle

Trouble Codes

P0101Mass Airflow Sensor Range/Performance
Message Closed w/FIX

car Vehicle Data

2003 Chevrolet Express 3500

VIN 1GCHG35U83
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Surge, Cuts Out, Stall, Misfire, MIL Lamp On
OccursIdle

Trouble Codes

P0101Mass Airflow Sensor Range/Performance