Why is my service brake system light on

Asked by Justine Burkett Feb 11, 2015 at 01:03 PM about the 2003 GMC Sierra 1500 SLE 4WD Extended Cab LB

Question type: General

I have a 2003 gmc Sierra 1500 4x4 I got
stuck and put the truck in 4 wheel drive to
get out then put it in drive and moved, then
it wouldn't move at all saying my service
brake system and brake light are on..why is
this happening.... after I put the 4 wheel
drive portion back in N

2 Answers

35

try putting the transmission in neutral and shit the 4x4 into 4hi or 2hi and see if that works

3 people found this helpful.

WHEN I COME TO A HARD STOP SUCH AS TURNING INTO MY DRIVE MY BRAKE ON DRIVER SIDE HAS A GRINDING SOUND WHAT IS THIS NOISE I'M HEARING

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