1994 silverado 5.7l extended 2wd, cut out on freeway, no power, like I ran out of gas, replaced fuel pump, Fuel filter, plugs. idle ok, a little hesitation. try and give it gas and it bogs or stalls,

Asked by Dec 16, 2014 at 06:51 PM about the Chevrolet Silverado 1500

Question type: Maintenance & Repair

Idle ok, some hesitation, slow go, if I give it gas it acts like I'm flooding it out, backfire
out of carb. new fuel pump and filter, and plugs. was intermittent now cant drive it, need
my truck....

2 Answers

39,965

Check out this video. Will probably give you the info to figure it out. https://www.youtube.com/watch?v=TDbRw-xEtyI You may want to also change or clean your IAC. Idle Air Control valve.

66,635

Back fire usually mean,s a timing issue,check your timing ,may have jumped,when it cut out on the freeway.

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