Question about 2002 GMC Safari
I am assuming that the engine is cranking (turn over) but will not run.
Most gasoline engines would need only two (2) elements to run; fuel and ignition (spark) at the right moment. Based on your post, "not appeared to have jumped timing", it would then be assumed that the "at the right moment" (at least for the spark) is good. Next to check then would be for the presence of spark; this could be performed by removing one of the spark plugs, reconnecting the said plug to its wire, let it rest on any exposed metal and crank the engine. There should be a pulsating spark at the end, if yes then problem is most likely elsewhere, if none, then next to check (depending on the engine type) would be the:
Hope this be of initial help/idea. Pls post back how things turned up or should you need additional information.
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Posted on Aug 03, 2008
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Posted on Jan 02, 2017
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