1993 GMC Suburban service brakes, hydraulic problems

161 owner complaints filed with NHTSA name the service brakes, hydraulic on the 1993 GMC Suburban — 76% of all complaints for this model year.

161

Service Brakes, Hydraulic complaints

76%

share of all complaints

—

median reported incident mileage

30 / 2

crash / fire reports

What owners report

“Rear ended someone due to the inability to stop in time due to the poor performance of the 1993 gmc suburban braking system. Brakes are a very big problem on this truck”
filed Feb 12, 2004
“Due to several past abs incidents, one resulting in a collision, vehicle was taken to dealer for compliance with nhtsa campaign id number 01i006000. Subsequently, panic stop maximum braking is delayed. There is excessive resistance to initial brake peddle movement as if there is no boost. After…”
filed Sep 13, 2001

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

Some vehicles equipped with vacuum power brake assist and ebc4 abs brake modules may comment that their vehicles exhibit poor brake system performance, this may be attributed to brake pedal feel. *slc
01005 · Service Bulletin/Repair Instructions · issued Jun 29, 2001
Special policy bulletin regarding product enhancement brake system subjective feel / poor brake system performance. *tt
01125 · Service Bulletin/Repair Instructions · issued Jun 29, 2001
This special policy product enhancement covers vehicles equipped with vacuum power brake assist and ebc4 abs brake modules exhibitng poor brake system performance / brake system subjective feel. *tt
01005 · Service Bulletin/Repair Instructions · issued Jun 1, 2001
Brake lead/pull and front brake wear. *mjs
990524001A · Service Bulletin/Repair Instructions · issued Sep 1, 1999
Some cab chassis, crew cab, and pickup models may exhibit a brake lead / pull and front brake wear. *tt
990524001 · Service Bulletin/Repair Instructions · issued Jun 1, 1999