Car cuts off wen I stop

Asked by Vassar Mar 25, 2018 at 10:34 PM about the 2001 Mercury Grand Marquis GS

Question type: Maintenance & Repair

Why do my car cuts off wen I stop I put a
new intake manifold on an it wasn’t doing
that b4 I did it my engine stalls like it
wanna cut off I had a coolant leak with the
new intake manifold I put leak seal clean
my airflow senior an put a new egr on

2 Answers
59,065

enginecreator answered 6 years ago

Maybe your IAC is dirty, remove and clean with throttle body cleaner and may as-well do the throttle body too using assorted nylon brushes and new gaskets. If no codes stored on the computer I would try that first, but could be many things.

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