1988 Chevrolet Corvette 5.7L Excessive Emissions
Thanks in advance. Exhaust readings are loded mode. After replacing egr nox went up. Before replacement 807 15mph and 479 25mph. Cleaned all ports for egr and no restriction found. Egr port is not getting as hot as we would expect. Front cats seem to be workin...
Summary posted 8/19/2011
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Vehicle Data1988 Chevrolet Corvette
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Message Closed w/Summary
Vehicle Data
1988 Chevrolet Corvette
VIN | 1G1YY218XJ |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic |
Delivery | Fuel Injection / tune port |
Emissions | ca. obd1 |
Symptoms | Excessive Emissions |
Occurs | Under Load |
Misc. | 2 Dr |