
1999 Chevrolet Tahoe LS 5.7L Poor Idle Quality, Misfire, MIL Lamp on
P0300 with misfire only on cyl 6. Removed plug and found excessive buildup. Replaced plug. Misfire still on 6. swapped wire with #2 misfire stayed on 6. Removed cap and found heavy corrosion. Replaced cap and rotor. Still on 6. Removed valve cover to inspect v...
FIX posted 8/12/2015
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Message Closed w/FIX
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VIN | 1GNEK13R3X |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
1999 Chevrolet Tahoe LS
VIN | 1GNEK13R3X |
Engine | 5.7 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / sefi |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |