Rick's Free Auto Repair Advice

Posts Tagged: P06DD

P06DD low oil pressure

Diagnose and fix P06DD low oil pressure GM has issued a service bulletin #PIP540B to address a P06DD low oil pressure or no oil pressure on the vehicles listed below. GM has determined that the oil pump solenoid valve may become stuck or the oil pump face may become damaged because the timing chain guide spring may be too short or not seating properly in the guide pivot. A broken tensioner shoe can allow the spring to rub a hole into the oil pump causing it to fail. If the … Read More

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