
1996 Chevrolet C1500 4.3L Misfire
this truck drives good during open loop, but on closed loop it starts backfiring and smoking(black smoke) out the tail [...] short term fuel trim on bank one will go +48 and on bank two goes to -30. I checked o2 sensors, map sensor, coolant temp sensor and the...
FIX posted 4/23/2012
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Message Closed w/FIX
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VIN | [No VIN Available] |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 5-speed Standard |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | On Closed Loop |
Message Closed w/FIX
Vehicle Data
1996 Chevrolet C1500
VIN | [No VIN Available] |
Engine | 4.3 L / 6 cyl / GAS |
Trans | 5-speed Standard |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Misfire |
Occurs | On Closed Loop |