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P0506 Diagnostic Trouble Code Discussion for May 2012

Idle Speed Low Performance

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Trouble Ticket Help Requests for DTC P0506
Help Request Posted
2003 GMC Savana 1500 5.3L Poor Idle Quality, Stall
P0506: Idle Speed Low. Posting a fix, and information. I had a 2003 Savana conversion van with a 5.3 come into the shop with idle issues hot. Vehicle stalled intermittently, scan data showed idle motor adjustment. After cleaning the TB, idle improved some, still [...] occasionally, ...
May 08, 2012