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1996 Chevrolet Monte Carlo Z34 3.4L Surge, Stall
Posted to GM Driveability on 9/21/2004 15 Replies

This is a good one. When hot intermittantly at idle car will surge and die. No DTC's. Only odd data is long term fuel trim will bomb to +20% short term will also go to +20%. Front O2 stays down around 200mv and rear O2 goes to around 900mv. This is where the f...

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car Vehicle Data

1996 Chevrolet Monte Carlo Z34

VIN 2G1WX12X5T
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsSurge, Stall
OccursHot, Idle
Message Closed

car Vehicle Data

1996 Chevrolet Monte Carlo Z34

VIN 2G1WX12X5T
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsSurge, Stall
OccursHot, Idle