Question about 1997 GMC Sierra
The module in your distributor controls the spraying of the feul out of the injectors replace the module
Posted on Jul 24, 2012
I have 1997 GMC 1500 sierra 2 wheel drive with a 4.3 vortec i was comin down the interstate. It went to spittin on popin throwin flames out the exhaust. I have check the feul pressure an i have got fire to the plugs
Posted on Feb 26, 2010
I would check to see if the injectors are firing. Most injectors are a pulsing ground type. So you can use a test light to check them.
Posted on Dec 13, 2009
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Posted on Jan 02, 2017
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