This could be attributed to brake pedal feel.

Service Brakes, Hydraulic — Pedals And Linkages

Date Announced
JUL 02, 2001
Vehicles Affected
255,770
NHTSA Campaign #
01I006000
Summary
This is not a safety recall in accordance with the Safety Act. However, it is deemed a safety improvement campaign by the Agency. Vehicle description: 1992-1994 Chevrolet and GMC Suburban equipped with vacuum power-brake assist and ebc4 anti-lock brake (ABS) modules. These vehicles exhibit poor brake system performance.
Actions
Dealers will install a new brake pedal pad. In addition, dealers will inspect the brake-booster output rod and replace it if necessary.
Documents (3)