i have a 93 siverado tbi and when i gun the gas it cuts off like it ran out of gas or flooded it .it also will shout a flame out the breather

Asked by Nov 23, 2014 at 05:47 PM about the 1999 Chevrolet Silverado 1500 STD Standard Cab SB

Question type: Maintenance & Repair

i replaced the map sensor egr sileniod and coolpack

3 Answers

how old are the muffler(s) and cats, they may be plugged or restricted

63,255

Usually back fire through throttle body,has to do with a timing issue.

17,945

Ignition timing is off, or firing order got messed up. Worst case is the timing chain jumped a tooth

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