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1989 Chevrolet Corvette 5.7L Excessive Emissions, Poor Idle Quality, Surge
runs rich at idle , idle surge, excessive emissions at idle,1-8% depends on how it feals!! o.k. at cruise fuel pressure 36 psi coolant temp o.k. timing o.k. at 6 [...] at .56 v. iac at [...] at idle, o2 likes .7 at idle. maf reads 11 at idle, any help would be...
FIX posted 11/17/1998
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| VIN | 1G1YY3188K |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / efi |
| Emissions | ca emissions |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge |
| Occurs | Cold, Idle |
| Misc. | Soft Top |
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Vehicle Data
1989 Chevrolet Corvette
| VIN | 1G1YY3188K |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / efi |
| Emissions | ca emissions |
| Symptoms | Excessive Emissions, Poor Idle Quality, Surge |
| Occurs | Cold, Idle |
| Misc. | Soft Top |
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