Relearn of key less entry is done by crank engine slightly, leave key on until theft light quits flashing. turn key off then try to start. if no start and light is still flashing, anti theft sensor in key tumbler or body module fault..
SOURCE: changing fuel pump on a 1989 gmc serria p/u
buy an aftermarket electric pump from Summit Racing and mount it on the frame rail right near the filter....do not waste time dropping gastanks and paying for ridiculous gm type in the tank pumps, the in the tank pump is a giant fock u to the public from the automakers.....remember the little mechanical cam driven two bolt cuteys? 15 bucks and 15 minutes and you were done.... thanks big three!
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