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1999 Chevrolet Blazer 4.3L Poor Idle Quality, Misfire, MIL Lamp on
Cylinder number 4 misfire only at idle. Performed cylinder leakdown and found exhaust valve not seating. Removed both rocker arms and cylinder seals with no leakage. Cylinder is at TDC, swapped rocker arm, pushrod, and lifter from other cylinder and same resul...
FIX posted 7/25/2016
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Message Closed w/FIX
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22 Replies Received
22 Replies Received
Related Documents & Media | VIN | 1GNDT13W8X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0304 | Cylinder 4 Misfire Detected |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet Blazer
| VIN | 1GNDT13W8X |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
| Occurs | Idle |
Trouble Codes
| P0304 | Cylinder 4 Misfire Detected |
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