P0507 Diagnostic Trouble Code Discussion for May 2017
Idle Speed Higher Than Expected
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| Help Request | Posted | |
| 2005 GMC Savana 2500 4.8L high idle when warm VIN: 1GTGG25V55 P0507: Idle Speed High. Iv got a difficult to diagnose issue. When the vehicle is started cold, it idles at about 1250. After it just begins to warm up it goes straight to 2000-2500 in park, 1100 or more sitting still in gear. I have checked for intake leaks, replaced the aic, cleane... |
May 05, 2017 |
