RAM 1500 Truck 2WD V6-3.9L VIN X (1999)
Vacuum Brake Booster: Service and Repair
The content of this article reflects the changes called out by TSB 26-04-99.
REMOVAL
1. Remove brake lines from the master cylinder.
2. Remove mounting nuts from the master cylinder.
3. Remove the master cylinder.
4. Disconnect vacuum hose at booster check valve.
5. Remove knee bolster for access to brake pedal.
Booster Push Rod
6. Remove clip and washer securing booster push rod to brake pedal and slid rod off pedal.
Booster Mounting
7. Remove the booster mounting nuts.
8. Remove the booster from the engine compartment.
INSTALLATION
CAUTION: Never carry the booster by the input rod. This may damage the booster.
1. Position booster on engine compartment dash panel.
2. Install the booster mounting nuts and tighten to 28 Nm (21 ft. lbs.).
3. Connect booster push rod to brake pedal and install the washer and clip.
4. Install knee bolster.
5. Connect vacuum hose to booster check valve.
6. Install master cylinder on the booster and tighten mounting nuts to 23 Nm (17 ft. lbs.).
7. Install the brake lines to master cylinder. Tighten brake line to 19 - 23 Nm (170 - 200 in. lbs.).
8. Bleed base brake system.
