1970 GMC 2500

Asked by May 28, 2016 at 11:32 AM about the GMC C/K 2500 Series

Question type: General

My GMC cranks but won't start does anyone have
any pointers.

1 Answer


You need to find if it is fuel or spark related, get some starting fluid and spray some in the intake and see if it fires and runs briefly, if it does then it is fuel, if not then it is spark, this is assuming you have a good engine.

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