Starts but dies in 3 or 2 seconds. No sound on dash and no check engine light on ignition ON

Asked by Jhunie Sep 25, 2019 at 11:53 AM about the 2002 Chevrolet Suburban

Question type: Maintenance & Repair

I have checked all the fuses and relays.also
replaced the BCM. Is it possible that i have a bad
ECU? thanks for the answers

1 Answer

18,585

more like fuel pump related , there may be 2 relays one for prime one for run , sending unit may be bad on pump , pressure test would show

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