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1990 Chevrolet C1500 Cheyenne 5.7L MIL Lamp on, pings
This vehicle initially came in for a check engine light. The vehicle had a new EGR valve installed (ACDelco). However, the code 42 returned. The customer brought the vehicle in after his guess at an EGR valve did not work. We diagnosed the problem as a ...
FIX posted 4/13/2018
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Message Closed
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30 Replies Received
30 Replies Received
Related Documents & Media | VIN | 1GCDC14K8L |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | Fuel Injection / tbi |
| Symptoms | MIL Lamp on, Pings |
| Occurs | Hot, Under Load |
Trouble Codes
| 43 | Knock sensor |
Message Closed
Vehicle Data
1990 Chevrolet C1500 Cheyenne
| VIN | 1GCDC14K8L |
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | Fuel Injection / tbi |
| Symptoms | MIL Lamp on, Pings |
| Occurs | Hot, Under Load |
Trouble Codes
| 43 | Knock sensor |
Video