
1999 Chevrolet Silverado 1500 5.3L Hesitation
Vehicle was brought in with a running problem. We have replaced plugs & fuel filter. Fuel Pressure was low, replaced fuel pump. Fuel Pressure regulator is ok. Changed Mass Air Flow Sensor. Checked Converters-ok, Replaced TPS-No change, Install PCM & reflashed-...
Summary posted 6/28/2006
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VIN | 1GCEK14T0X |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Hesitation |
Occurs | Under Load, on Accel |
Trouble Codes
P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage |
P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage |
Message Closed w/Summary
Vehicle Data
1999 Chevrolet Silverado 1500
VIN | 1GCEK14T0X |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | Hesitation |
Occurs | Under Load, on Accel |
Trouble Codes
P0137 | Heated Oxygen Sensor (Bank 1 Sensor 2) Circuit Low Voltage |
P0157 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Low Voltage |