1990 Chevrolet Lumina 2.5L Backfires
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 ...
FIX posted 8/27/2004
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Message Closed w/FIX
Vehicle Data1990 Chevrolet Lumina
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Message Closed w/FIX
Vehicle Data
1990 Chevrolet Lumina
VIN | 2G1WL54R8L |
Engine | 2.5 L / 4 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | FI / THROTTLE BODY INJECTION |
Emissions | FEDERAL EMISSIONS |
Symptoms | Backfires |
Occurs | Always, Cold, Hot, Under Load, on Accel |