
2003 Chevrolet Silverado 1500 5.3L Poor Idle Quality, Surge
This engine idles low and surges to stay alive about
450-600 RPM. Misfire counters are counting up on all
cylinders while at idle. After a while it will throw a
P0300 random misfire code. Above idle, the engine runs
great with no cutouts or misses.
FIX posted 12/17/2010
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Message Closed w/FIX
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VIN | 1GCEK19T93 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge |
Occurs | Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 Chevrolet Silverado 1500
VIN | 1GCEK19T93 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Poor Idle Quality, Surge |
Occurs | Idle |
Trouble Codes
P0300 | Multiple Misfire Detected |