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1990 Chevrolet Lumina 3.1L Poor Idle Quality, Surge, Stall, Long Crank Times
Posted to GM Driveability on 9/30/2002 16 Replies

Vehicle has very rough idle and is hard to start when hot or cold. In closed loop iac counts fall to zero and integrator and block learn values climb very high. All vacuum sources have been checked for leakage, all are ok. All other data appears fine during id...

16 Replies Received (View Replies)

  Related Documents & Media  1990 Chevrolet Lumina

 
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet Lumina

VIN 2G1WL54T6L
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / M.P.I.
EmissionsFederal Emissions
SymptomsPoor Idle Quality, Surge, Stall, Long Crank Times
OccursAlways
Misc.4 Door
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet Lumina

VIN 2G1WL54T6L
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI / M.P.I.
EmissionsFederal Emissions
SymptomsPoor Idle Quality, Surge, Stall, Long Crank Times
OccursAlways
Misc.4 Door