Questions & Answers for: gm intermittent cranking

intermittent hard start The truck has 120,000 mi. auto trans. Had new plugs @ 90,000mi. This problem happens very intermittently any thing from -20 to 95 degrees, usually it will crank well but refuse

intermittent but still there.fule pressure is normal at start up I suspect the coils. I had this problem. It turned out to be the fuel pump. Extremely expensive repair by Buick. The pump alone is over

...intermittently, also hesitates on heavy acceleration. Could this be the timing gear issue that GM had (neoprine coating on gears)? Crank sensor is hitting balancer. One of the interupter blades ...

...intermittent phase) on my 1999 Pontiac Montana Extended van. GM has a service bulletin on this. You need to replace the crank arm on the motor and the bracket the arm catches to make the arm go down ...

...intermittent shut down while driving starter replaced, battery replaced, MAF sensor and safety neutral switch replaced, crankshaft position sensor replaced, battery cable ends replaced, wires from ...

...GM cars of this type I suspect that the problem is either the crank, or cam position sensor. Probably the cam position sensor interrupter which is a magnet that is attached to the camshaft sprocket, ...

...Gm's have had problems with the antitheft system, it gives you random intermittent starts followed by a SECURITY light apearing on the dash. this link explains ...

...GM dealers and have replaced 2 batteries, clutch switch, starter, and starter relay. As it is intermittent, the dealerships always have difficulty replicating the problem. Any ideas what can be done. ...

2005 pontiac g6 intermittant long crank but will not start 2.4 ltr my understanding that gm had a recall Im trying to figure out about service bulletin 197956, i believe this is my problem GM does ...

...at plugs... what changed that it now has intermittent spark? Suggest you try ignition tests. See following link. ...