1997 5.7L vortec cranks but won't start

Asked by Spingtfghg Sep 08, 2018 at 11:31 PM about the 1997 GMC Sierra 1500 K1500 SLE 4WD Extended Cab LB

Question type: Maintenance & Repair

The truck turns over fine. Fuel pressure
is 60psi. I have replaced the plugs and
wires, ignition coil, ignition coil module
and the distributor. I'm lost and running
out of money

3 Answers

Spingtfghg answered 5 years ago

I don't know. And I don't know how to check that. I sprayed a little starting fluid in the intake just to see if I could get any sign of life out of it but nothing

Mark helpful
9,570

Mike answered 5 years ago

Unplug an injector use a test lite put one test lite lead on each terminal crank engine lite should flash, if no recheck fuses and injector relay could also be a bad engine control but you'll need a scanner that can measure injector pulse width or injection freq. or duty cycle to check for sure

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Your Answer:

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