Pontiac Sunfire P Codes (Powertrain) P0300 - P0399

Browse Pontiac Sunfire P Codes (Powertrain) P0300 - P0399 questions and answers. Choose a question that matches your symptoms.

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P0300 Confustion

1998 PONTIAC SUNFIRE

I Have A 03 Pontiac Sunfire, Pulled An P0300 Code (random Misfire) And A Bad Cat Code. I Replaced The Upstream O2 Sensor And The Cat Code...

5 ANSWERS

Asked by dumenuf2talk2u

1997 PONTIAC SUNFIRE

I Was Just Wondering What My Next Step Should Be On The Repair Of This Car. I've Replaced The Plugs, Wires, O2 Sensor, The Injetors Are...

2 ANSWERS

Asked by bmader06

PONTIAC SUNFIRE

What Should I Check And How Do I Go About Trying To Fix The Problem? When I Start My Car It Will Turn Off Unless I Rev The Engine For A...

1 ANSWER

Asked by Repair_Newb

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