Won't stay running

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7up

Mar 22, 2012, 02:49 PM

I have a 1990 mitsubishi montero 4wd 3.0L 6cyl engine.I have just changed head gaskets on it and now it won't stay running,it starts fine every time and runs for a min and if I hold the gas pedal it stays running,but as soon as I let go it dies.so can anybody please tell me what the problem could be.THANKS

Stratmando

Mar 22, 2012, 03:02 PM

Check your water, oil, plugs and compression will reveal something.

smoothy

Mar 22, 2012, 03:02 PM

Sounds like a vacuum leak someplace....