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1999 Chevrolet Malibu 3.1L Misfire, MIL Lamp on
Posted to GM Driveability on 9/10/2009 32 Replies

Hi Everyone, This Malibu needed the lower intake manifold gasket replaced due to coolant leak (can you imagine). I gave him estimate and he went elsewhere to have repair done. Now the fun starts. Misfiring since the job was completed. They (the other shop)inst...

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  Related Documents & Media  1999 Chevrolet Malibu

 
Message Closed w/Summary

car Vehicle Data

1999 Chevrolet Malibu

VIN 1G1ND52J1X
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0304Cylinder 4 Misfire Detected
P0507Idle Speed Control System Higher Than Expected
Message Closed w/Summary

car Vehicle Data

1999 Chevrolet Malibu

VIN 1G1ND52J1X
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMisfire, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0304Cylinder 4 Misfire Detected
P0507Idle Speed Control System Higher Than Expected