You buy a non abs booster and master cylinder, bolt them in, and bleed the system.
Please, rephrase the question. You say you have a 1989 Jeep Grand Cherokee, but the Grand Cherokee did not come out till late 92, but was considered a 93 model. If what you really have is a 1989 Cherokee, we need to know the motor size. The rest we can look up and give you the best answer possible.
we are not sure
It begins at the intake manifold.
No, it is not required. You can remove it and splice the heater hoses together.
unless you know previous owners, you pretty much cannot tell if rebuilt
Engine sizes, models? Not enough info to reply. My instinct is to say NO.
The 1989 Lincoln Continental brake booster is located on the firewall in the engine compartment. The brake booster will be on the drivers side of the firewall.
Did anybody bleed the brake lines? There is possibly still air trapped in lines and air compresses brake fluid does not.
Near the battery attached to the round brake booster.
Master cylinder. Located on the firewall, driver's side, in front of the brake booster.
On the firewall, in front of the booster, on top of the master cylinder.
Not true, they have power brakes.
Did u clean the surface of the brake pads before you replaced them. If you touched the pads or they have grease on the pads they wont work good. How does your parking brake work?
go to autozone.com,enter vehicle info.look up brake master cylinder,then to right of screen,click on repair guide and it will show and tell you how.
The problem you describe might be caused by a vacuum leak in the power brake booster.
How to replace spark plugs in a 1989 jeep cherokee?
i had the same thing happen to my 1989 jeep cherokee. on the lever the brake pedal is attached to towards the top there are a few wires connected to it with crimps, check to make sure one of the wires didn't come lose or break.