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1990 Chevrolet Lumina 2.5L Backfires
Posted to GM Driveability on 8/26/2004 10 Replies

attempted to start vehicle after third try it started and backfired through [...] good but when snapping throttle backfires through intake,removed air filter housing assy from throttle body,found black soot everywhere which then led me to believe to much fuel ...

10 Replies Received (View Replies)

  Related Documents & Media  1990 Chevrolet Lumina

 
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet Lumina

VIN 2G1WL54R8L
Engine2.5 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / THROTTLE BODY INJECTION
EmissionsFEDERAL EMISSIONS
SymptomsBackfires
OccursAlways, Cold, Hot, Under Load, on Accel
Message Closed w/FIX

car Vehicle Data

1990 Chevrolet Lumina

VIN 2G1WL54R8L
Engine2.5 L / 4 cyl / GAS
Trans3-speed Automatic
DeliveryFI / THROTTLE BODY INJECTION
EmissionsFEDERAL EMISSIONS
SymptomsBackfires
OccursAlways, Cold, Hot, Under Load, on Accel