I have a 2001 Grand Am 120k miles idles rough and stalls. Error P0108 so replaced map sensor and hose, still hase same problem.

Asked by Apr 18, 2015 at 12:27 PM about the 2001 Pontiac Grand Am

Question type: Maintenance & Repair

Other live data from the computer analyzer FUELSYS1  OL_FAULT.  map IN Hg 25.4.  RPM 956.  Sparkadv -3 degrees, IAT 66F.  have a 2001 Grand Am 120k miles idles rough and stalls.  Error P0108 so replaced map sensor and hose, still has same problem.   Fuel pump was replaced 6 months ago.

1 Answer

Had a similar problem, don't remember the code now... but it was the Fuel Regulator at the end of the Fuel Rail. Smell for Gas in the vacuum tube.

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