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2003 GMC Sierra 1500 SLE 4.3L Poor Idle Quality, Hesitation, Cuts out, Misfire
replaced cmp, new plugs,cap,rotor,wires,fuel regulator. cuts out when flooring in park. will not accelerate over 40 mph. poor idle. still get p0101. Replaced maf no change.
FIX posted 8/17/2012
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Message Closed w/FIX
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14 Replies Received
14 Replies Received
Related Documents & Media | VIN | 1GTEC14X43 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / mfi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Misfire |
| Occurs | Under Load, on Accel |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
| P0102 | Mass Airflow Sensor Circuit Low Voltage |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0341 | Camshaft Position Sensor (TDC) 'A' Circuit No Signal |
| P0756 | Shift Solenoid Valve 'B' Stuck Off |
Message Closed w/FIX
Vehicle Data
2003 GMC Sierra 1500 SLE
| VIN | 1GTEC14X43 |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection / mfi |
| Emissions | OBD-II Compliant |
| Symptoms | Poor Idle Quality, Hesitation, Cuts Out, Misfire |
| Occurs | Under Load, on Accel |
Trouble Codes
| P0101 | Mass Airflow Sensor Range/Performance |
| P0102 | Mass Airflow Sensor Circuit Low Voltage |
| P0174 | Fuel System Too Lean (Bank 2) |
| P0341 | Camshaft Position Sensor (TDC) 'A' Circuit No Signal |
| P0756 | Shift Solenoid Valve 'B' Stuck Off |
Video