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P0429 Diagnostic Trouble Code Discussion for August 2009

Oxygen Sensor (Bank 1 Sensor 2) Heater Performance

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Trouble Ticket Help Requests for DTC P0429
Help Request Posted
2004 Chevrolet Malibu LS 3.5L Excessive Emissions, No Start, Poor Idle Quality, Hesitation, Stall, Misfire, MIL Lamp on VIN: 1GMJHG5678
P0429: cat efficiency bank 1. fought this problem with this car before. first look at it 6 months ago. car came not running kept tring and finlly started. misfire heavy on 1 3 and 5 cylinder. then after a while just miss on 5 cylinder constant . had spark injection pulse and compression th...
August 26, 2009