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Gm Tech (Cam)
Gm Tech (Cam), GMC Mechanic
Category: GMC
Satisfied Customers: 1693
Experience:  GM Grand Master Technician 2007. 14 year experience.
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My 98 gmc will start and stall within 2 seconds. i was told

Customer Question

my 98 gmc will start and stall within 2 seconds. i was told it is the pass lock. i would like to bypass it . it is an old truck with 150000 miles on it and i use it only about 3 times a month.the truck will start and stall and will not run long enough to do anything.
Submitted: 1 year ago.
Category: GMC
Expert:  Kavey replied 1 year ago.

Hello. My name is ***** ***** I will be helping you today.

Does the theft light flash when you try to start it?

Customer: replied 1 year ago.
security light is on and does not flash
Expert:  Kavey replied 1 year ago.

If it was a passlock issue the security light would be flashing.

Test power on Pink wire to the coil, ignition control module and crank sensor both key on engine off and while cranking.

Let me know what you get.