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2001 Chevrolet Silverado 1500 5.3L Misfire
Posted to GM Driveability on 6/4/2013 19 Replies

I have got this 2001 chevy 5.3 that came in with the owner saying it has a tranny problem. on easy,1/3 throttle accel it runs and shifts fine,powerbrakes etc. but when you start accelerating aggressively it winds out with not much pick-up or speed and will not...

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  Related Documents & Media  2001 Chevrolet Silverado 1500

 
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Silverado 1500

VIN 1GCEK14T71
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, on Accel

Trouble Codes

B1001testing and results
P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
P0300Multiple Misfire Detected
P0463Fuel Level Sensor Circuit High Voltage
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Silverado 1500

VIN 1GCEK14T71
Engine5.3 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMisfire
OccursUnder Load, on Accel

Trouble Codes

B1001testing and results
P0131Heated Oxygen Sensor (Bank 1 Sensor 1) Circuit Low Voltage
P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
P0300Multiple Misfire Detected
P0463Fuel Level Sensor Circuit High Voltage