
1999 Chevrolet Express 3500 5.7L Poor Idle Quality, Surge, hunts for idle
this van has a very severe hunt for idle in reverse. It acts up when backing up to hook on a trailer at idle in reverse. It hunts up & down 400 - 1200 rpm. The iac counts go up & down. I have a new maf on it, set the sync to 0 deg, trans line pressure is swing...
FIX posted 4/7/2006
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Message Closed w/FIX
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VIN | 1GCHG35RXX |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, Hunts for Idle |
Occurs | Idle |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet Express 3500
VIN | 1GCHG35RXX |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge, Hunts for Idle |
Occurs | Idle |