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P0150 Diagnostic Trouble Code Discussion for February 2009

Air Fuel Sensor (Bank 2 Sensor 1) Closed Loop Performance

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Trouble Ticket Help Requests for DTC P0150
Help Request Posted
1997 GMC C1500 Sierra SL 5.7L Poor Idle Quality, Misfire, MIL Lamp on VIN: 2GTEC19R8V
P0150: . The truck continues to get P0300 Multiple Random mis-fire code and shows mis-fires on cylinders 1, 3, & 5. Fuel pump has been replaced along with rotor, distributor, plugs, spark plug wires, etc. The intake gaskets were changed on the truck over 5 years ag...
February 23, 2009