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2005 Checker Avalanche 5.3L Excessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp on
Posted to GM Driveability on 2/24/2009 13 Replies

This vehicle only runs bad after hard [...] map voltage goes drops to -0.60 volts.I removed the map to inspect and it was soaked with oil.i cleaned the oil off and voltage is normal around 1 volt at idle. redrove vehicle runs fine until you accelerate [...] th...

13 Replies Received (View Replies)

 
Message Closed w/Summary

car Vehicle Data

2005 Checker Avalanche

VIN 3GNEK12ZX5
Engine5.3 L / 8 cyl
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp On
OccursOn Accel

Trouble Codes

P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
P0174Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected
Message Closed w/Summary

car Vehicle Data

2005 Checker Avalanche

VIN 3GNEK12ZX5
Engine5.3 L / 8 cyl
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, Misfire, Poor Fuel Economy, MIL Lamp On
OccursOn Accel

Trouble Codes

P0151Heated Oxygen Sensor (Bank 2 Sensor 1) Circuit Low Voltage
P0174Fuel System Too Lean (Bank 2)
P0300Multiple Misfire Detected