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P0506 Diagnostic Trouble Code Discussion for December 2008

Idle Speed Low Performance


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Trouble Ticket Help Requests for DTC P0506
Help Request Posted
2002 Saturn SL2 1.9L Poor Idle Quality, Stall, MIL Lamp on VIN: 1G8ZK54782
P0506: IAC System Too Low. We replaced the IAC (idle control valve) and cleaned the TB (throttle body) and deleted the above malfunction DTC's. After a test drive, we noted that there was excessive stalling problems and the DTC's had returned but only when cold. Upon deleted the DTC's a...
December 01, 2008
2006 GMC Envoy SLE 4.2L No Start, Misfire, MIL Lamp on VIN: 534811GKDT
P0506: Idle Speed Low. I was going to clean the injectors on my sons truck and we decided to pull the fuel pump relay to shut the pump off.Must have caused something to go wrong because the truck wouldn't turn over at all(prior to this there was no problems at all).Put the relay bac...
December 05, 2008