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1991 Chevrolet Lumina 3.1L Poor Idle Quality
Rough idle but wont stall , acts as if iac motor wont seat , inside thottle body will almost suck your head in were iac draws its air in if i plug this opening it idles well and normal idle speed. Can a problem with a prom chip cause a goofy iac problem? Its d...
FIX posted 4/8/2001
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Message Closed w/FIX
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1 Replies Received
1 Replies Received
Related Documents & Media | VIN | [No VIN Available] |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / multi port fi |
| Emissions | ca |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
Trouble Codes
| 34 | map sensor high |
Message Closed w/FIX
Vehicle Data
1991 Chevrolet Lumina
| VIN | [No VIN Available] |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI / multi port fi |
| Emissions | ca |
| Symptoms | Poor Idle Quality |
| Occurs | Idle |
Trouble Codes
| 34 | map sensor high |
Video