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1999 Tahoe 5.7 cranks over and start but shut down every time,

(1999 Chevrolet Tahoe)
in Cincinnati, OH on April 06, 2015
Displaying 2 answers & 2 comments
Popular Answer
on April 06, 2015
Security light flashing?.......(20:48) - Well that answered the question for me!.. It's no wonder it won't run because SECURITY is shutting it down by turning off fuel to engine!!!!!
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on April 06, 2015
possible clogged fuel filter,possible failing fuel pump.change fuel filter,then check fuel pressure.
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on April 06, 2015
new fuel pump new filter,check wirng at security wire, disconnect wire to security unit at ignition switch and got the same problem of starting up and instantly shutting down.
on April 06, 2015
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