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1992 Chevrolet Corvette 5.7L No Start, Poor Idle Quality, Misfire
I am working with a '92 Corvette with multiple problems. First it runs bad, missing and cutting out intermittently. ASR light on with a data line code, A/C clutch not engaging when commanded with Tech2, relay and wiring good, new ECM. When I command A/C on not...
FIX posted 5/10/2001
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| VIN | 1G1YY23PXN |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Emissions | Fed Emissions |
| Symptoms | No Start, Poor Idle Quality, Misfire |
| Occurs | Intermittently |
| Misc. | 76K |
Trouble Codes
| B0041 | ECM serial data |
| B0072 | VF DIM PWM output short to gnd |
| C0072 | Data line malfunction |
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Vehicle Data
1992 Chevrolet Corvette
| VIN | 1G1YY23PXN |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI |
| Emissions | Fed Emissions |
| Symptoms | No Start, Poor Idle Quality, Misfire |
| Occurs | Intermittently |
| Misc. | 76K |
Trouble Codes
| B0041 | ECM serial data |
| B0072 | VF DIM PWM output short to gnd |
| C0072 | Data line malfunction |
Video