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2006 Chevrolet Silverado 1500 LT 5.3L Misfire, Poor Fuel Economy
vehicle came in with check engine light on. scanned and found p0300,p0303,p0304 checked and found worn plugs. replaced plugs and wires and still misfiring. swapped coil 4 for 2 and misfire stayed in cyl 4. put noid light on and saw consistant pulse. swapped in...
FIX posted 3/25/2010
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Related Documents & Media | VIN | 2GCEK13T16 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, Poor Fuel Economy |
| Occurs | Always |
Trouble Codes
| 300 | multiple misfire |
| 303 | cyl. 3 misfire |
| 304 | cyl. 4 misfire |
Message Closed w/FIX
Vehicle Data
2006 Chevrolet Silverado 1500 LT
| VIN | 2GCEK13T16 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, Poor Fuel Economy |
| Occurs | Always |
Trouble Codes
| 300 | multiple misfire |
| 303 | cyl. 3 misfire |
| 304 | cyl. 4 misfire |
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