1987 F150 in line 6 cyl engine shuttering
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Junior Member
Joined: Nov 2008
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1987 F150 in line 6 cyl engine shuttering
I have a 1987 F150 with an inline 6 and when I go to start the truck the engine shutters and I have to hold the gas pedal down a little to keep it running. Could this be the map sensor? Or is it something else?
Senior Member
Joined: Nov 2007
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From: whaleyville, MD
check for vacuum leak first. it may also be the map or iac.