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1998 Chevrolet Blazer 4.3L MIL Lamp on
Hello to all hope you can be of help. We tuned this vehicle up (minor tune) about 400 miles ago. Vehicle returned with the engine light on. We checked it and got a code 420 Knock sensor. We replaced the knock sensor as sugested, 12 miles later the light was ba...
FIX posted 4/10/2002
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Message Closed w/FIX
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17 Replies Received
17 Replies Received
Related Documents & Media | VIN | 1GNT13W3W2 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Not Applicable |
| Misc. | Minor Tune at 76086 |
Trouble Codes
| 420 | Knock sensor |
Message Closed w/FIX
Vehicle Data
1998 Chevrolet Blazer
| VIN | 1GNT13W3W2 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Not Applicable |
| Misc. | Minor Tune at 76086 |
Trouble Codes
| 420 | Knock sensor |
Video