my truck has a hard brake pedal but will not hardley stop the truck.I have pushed on the pedal pretty hard will stop slowly.
Mar 8, 2010 at 11:22 AM
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RASMATAZ
✓Experienced Mechanic
75,988 POSTS
Could be a defective brake booster, vacuum hos to the booster is leaking.
Do this pump the brakes a few times and hold it in and start the car the pedal should sink a lil if the brake booster is okay-if not the booster is defective