i have a 1998 gmc 4-4 when you step on the brake peddle with the key off the head lights and fuel pump comes on . what could be wroung with it ??

Asked by Jan 31, 2017 at 03:29 AM about the 1998 GMC Sierra 1500 C1500 SLE Extended Cab Stepside SB

Question type: Maintenance & Repair

5 Answers

109,715

Im thinking you are having an issue with your ignition switch..

1 of 1 people found this helpful.
100,525

Look for a cross connected wiring in the main harness in the frame rail.

73,845

Possible bad alternator? Current back bleeding threw the alternator?

109,715

Good Morning Shoe !

100,525

Morning CometGuy

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