2004 Chevrolet Silverado 1500 5.3L Hesitation
hey techs, this chevy came in with mulitple missfires on bank 2. found o2 reading about 1100mv at start up and voltage would slowly drop down below 450mv and finally start to fluctuate and vehicle would run better. i install new 02 sensor and got same results....
FIX posted 9/4/2013
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Vehicle Data2004 Chevrolet Silverado 1500
Trouble Codes
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Vehicle Data
2004 Chevrolet Silverado 1500
VIN | 1GCEK19T04 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | Hesitation |
Occurs | Always |
Trouble Codes
P0300 | Multiple Misfire Detected |