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1991 Chevrolet Camaro 3.1L Excessive Emissions, Poor Idle Quality
Hello all, This 3.1L Camaro has a strange problem. When warmed up the O2 is showing 800mv and up at idle. The Integrator starts to drop like it should, but it keeps dropping til about 88 counts then the ECM goes into open loop and resets the Block learn lower....
FIX posted 11/14/2002
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Message Closed
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| VIN | [No VIN Available] |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / PFI |
| Emissions | US Fed |
| Symptoms | Excessive Emissions, Poor Idle Quality |
| Occurs | Hot, Idle |
Trouble Codes
| 44 | Lean exhaust |
Message Closed
Vehicle Data
1991 Chevrolet Camaro
| VIN | [No VIN Available] |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / PFI |
| Emissions | US Fed |
| Symptoms | Excessive Emissions, Poor Idle Quality |
| Occurs | Hot, Idle |
Trouble Codes
| 44 | Lean exhaust |
7 Replies Received
7 Replies Received