Engine hits but won't run

Asked by May 21, 2016 at 05:30 PM about the 1999 Chevrolet Silverado 1500 STD 4WD Standard Cab LB

Question type: Car Customization

My friend changed engines from a 4.3 to a 5.7 in  
his 92 Chevy four wheel drive, the problem is as
soon as it starts the injectors stop firing, can
anyone please help us with this problem. It's
driving us batty.

1 Answer

13,145

Make sure your friend changed over the entire engine control system including the computer and wiring harness from the 5.7. OR buy a stand alone engine management controller from one of the online sources.

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