1989 Chevrolet C3500 Cheyenne 7.4L Excessive Emissions, Cuts out, MIL Lamp on
the truck seats at idle and runs lean according to the o2
sensor. check engine light comes on.
FIX posted 10/12/2013
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Vehicle Data1989 Chevrolet C3500 Cheyenne
Trouble Codes
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Vehicle Data
1989 Chevrolet C3500 Cheyenne
VIN | 2GCHC39N7K |
Engine | 7.4 L / 8 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | Fuel Injection / tbi |
Emissions | ca emissions |
Symptoms | Excessive Emissions, Cuts Out, MIL Lamp On |
Occurs | Hot, Cruise |
Trouble Codes
44 | oxygen sensor lean |
45 | oxygen sensor rich |