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1996 Chevrolet Monte Carlo Z34 3.4L Excessive Emissions, Misfire, MIL Lamp on
Posted to GM Driveability on 11/24/1998

Hello group, This car has been to other shops in the area and has had three major tune-ups in 80k miles. it has a random intermitant miss at idle. Just enough to some time set the miss fire code. It also sets the cat. code pretty regular. I have found ...

  Related Documents & Media  1996 Chevrolet Monte Carlo Z34

 
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet Monte Carlo Z34

VIN 2G1WX12X6T
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Misfire, MIL Lamp On
OccursHot, Cruise, Idle

Trouble Codes

P0300Multiple Misfire Detected
P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed w/FIX

car Vehicle Data

1996 Chevrolet Monte Carlo Z34

VIN 2G1WX12X6T
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Misfire, MIL Lamp On
OccursHot, Cruise, Idle

Trouble Codes

P0300Multiple Misfire Detected
P0420Catalyst Efficiency Below Threshold (Bank 1)