brakes

Asked by GuruC5W6Q Feb 06, 2019 at 04:05 AM about the 1990 Pontiac Grand Am 4 Dr LE Sedan

Question type: Maintenance & Repair

when I apply the brakes seems like only the rear brakes are working.new brakes front and rear. rotors and drums replaced.replaced master cylinder.could it be the proportioning valve?no one has a valve for the car

1 Answer
39,155

beatupchevy answered 5 years ago

front disc brake calipers ? is the wheel cover black from brake dust ? they're probably stuck , before I compress the disc brake cylinder I peal open the rubber boot and shoot some wd in there . I rarely have to replace calipers ,

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