Grand Caravan V6-4.0L (2008)
5. Disconnect primary (4) and secondary (5) brake tubes from master cylinder (7). Install sealing plugs in open brake tube outlet ports.
CAUTION: Before removing master cylinder from power brake vacuum booster, master cylinder and vacuum booster must be
thoroughly cleaned. This must be done to prevent dirt particles from falling into power brake vacuum booster.
6. Clean area where master cylinder (7) attaches to power brake booster (2). Use only Mopar(R) Brake Parts Cleaner or equivalent.
7. Remove two nuts (6) attaching master cylinder to power brake booster.
8. Slide master cylinder (7) straight out of power brake booster (2) and remove.
9. If the master cylinder needs to be disassembled,See: Overhaul/Disassembly.
Master Cylinder
MASTER CYLINDER
NOTE: The master cylinder must be bled before installing it on the vehicle.
1. Bench bleed the master cylinder.See: Procedures
2. Wipe the face of the power brake booster clean where the vacuum seal on the rear of the master cylinder comes in contact when it's installed. Do
not get any cleaner or debris inside the booster.
CAUTION: When installing a master cylinder on the vehicle, a NEW vacuum seal (2) MUST be installed on the master cylinder mounting
flange (1).
3. If the master cylinder does not have a new vacuum seal (2) on the mounting flange (1), remove it. Install a NEW vacuum seal on the master
cylinder mounting flange making sure the seal fits squarely in its groove.
