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1991 Geo Storm, Vacuum/Pressure/Flow Waveform
Posted to the Waveform Library on 12/6/2004

This engine has a burned exhaust valve in cylinder #4 and will misfire at idle

 

car Vehicle Data

1991 Geo Storm 2+2 GSi 1.6L

Engine1.6 L / 4 cyl / GAS
Trans5-speed StandardTransaxle
DeliveryFuel Injection
SubsystemEngine/Propulsion
Component
ConditionKnown Bad

car Vehicle Data

1991 Geo Storm 2+2 GSi 1.6L

Engine1.6 L / 4 cyl / GAS
Trans5-speed StandardTransaxle
DeliveryFuel Injection
SubsystemEngine/Propulsion
Component
ConditionKnown Bad