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1991 Chevrolet Lumina 3.1L Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts out, Stall, Misfire, Poor Fuel Economy, MIL Lamp on
After replacing the alt the battery voltage was 14.2 on scan tool reading was 13.8 went on a test drive and it dropped to 13.1 red battery 14.2 iac valve brought rpms up to 2000 due to low voltage read. yet alt and bat were at 14.2 reading on scan tool will dr...
FIX posted 4/23/2004
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Message Closed w/FIX
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Related Documents & Media | VIN | 2G1WN51TXM |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always, Idle |
Trouble Codes
| 33 | map sensor |
| 34 | iac error |
Message Closed w/FIX
Vehicle Data
1991 Chevrolet Lumina
| VIN | 2G1WN51TXM |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Symptoms | Excessive Emissions, Poor Idle Quality, Hesitation, Surge, Cuts Out, Stall, Misfire, Poor Fuel Economy, MIL Lamp On |
| Occurs | Always, Idle |
Trouble Codes
| 33 | map sensor |
| 34 | iac error |
Video