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2003 Chevrolet Silverado 1500 5.3L Poor Idle Quality
Vehicle came to us running poorly, low power and check engine lamp flashing. normal diagnosis, found the cats broken up and plugged. replaced all 4 oxygen sensors and cat pipe, cleared codes and drive cycled. ran great until next morning. after a hot soak 2-3 ...
FIX posted 4/3/2009
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Message Closed w/FIX
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Related Documents & Media | VIN | 1GCEK19T63 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | After a Hot Soak |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 Chevrolet Silverado 1500
| VIN | 1GCEK19T63 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality |
| Occurs | After a Hot Soak |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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