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1990 Pontiac Grand Prix LE 3.1L Poor Idle Quality
car would not idle when brought in. Did smoke test,no leaks found. Checked iac and replaced. Car idles now but is still running lean and low vac. With vac gage at idle it registers fairly steady( not what you would expect if bad valve)at 8 or 11 inches.I block...
FIX posted 5/9/2007
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Related Documents & Media | VIN | 1G2WJ14TXL |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Symptoms | Poor Idle Quality |
| Occurs | Always, Idle |
Trouble Codes
| 44 | lean exhaust |
Message Closed w/FIX
Vehicle Data
1990 Pontiac Grand Prix LE
| VIN | 1G2WJ14TXL |
| Engine | 3.1 L / 6 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Symptoms | Poor Idle Quality |
| Occurs | Always, Idle |
Trouble Codes
| 44 | lean exhaust |
Video