Astro Van M V6-262 4.3L (1988)
Brake Pedal Assy: Customer Interest
Brakes - Pedal Feel Improvement
Number:
88-346-5
Section:
5
Date:
SEPT., 1988
Subject:
BRAKE FEEL
Model and Year:
1985-88 M-VANS WITH POWER BRAKES
TO:
ALL CHEVROLET DEALERS
A new brake pedal assembly and booster has been released to change the feel of the brakes on M Vans equipped with power brakes. This new assembly
and booster increases the pedal height and gives the impressions of a firmer pedal by altering driver ergonomics. All vehicles built with power brakes
after the following breakpoints are manufactured with this new pedal assembly and recalibrated brake booster.
Model Year
Plant
VIN
1988
Baltimore
JB181948
If customer comments are received regarding the brake feel and/or pedal height, the following service procedure may be used to address these comments.
Follow the removal and installation procedures for Brake Pedal Replacement in the 1988 Light Duty Truck Service Manual.
1.
Remove the brake pedal assembly as per the instructions in the Service Manual.
2.
Remove the vacuum booster assembly as per the instructions in the Service Manual.
3.
The master cylinder can be unbolted and moved out of the way with out disconnecting the brake lines or totally removing the master cylinder.
FIGURE 1 - BRAKE PEDAL COMPONENTS