how to remove a lowercontrol arm from a 98 lincoln navigator

Q:

A: Raise and support the vehicle. WARNING: THE ELECTRICAL POWER TO THE AIR SUSPENSION SYSTEM MUST BE SHUT OFF PRIOR TO HOISTING, JACKING OR TOWING AN AIR SUSPENSION VEHICLE. THIS CAN BE ACCOMPLISHED BY TURNING OFF THE AIR SUSPENSION SWITCH LOCATED IN THE RH KICK PANEL. FAILURE TO DO SO CAN RESULT IN UNEXPECTED INFLATION OR DEFLATION OF THE AIR SPRINGS WHICH CAN RESULT IN SHIFTING OF THE VEHICLE DURING THESE OPERATIONS. Remove the tire and wheel assembly. CAUTION: Do not use heat to loosen a seized lug nut. Heat can damage the wheel and the wheel bearings. Remove the disc brake rotor splash shield. Remove the upper shock absorber nut and washer Remove the front shock absorber. (1) Remove the two nuts. (2) Remove the front shock absorber. Remove the brake hose bracket screw and bracket from the front suspension lower arm. Remove the front stabilizer bar link nut. Using the Coil Spring Compressor, compress the front coil spring Remove the lower ball joint castle nut. (1) Remove and discard the cotter pin. (2) Remove the castle nut. Use the Pitman Arm Puller to separate the lower ball joint from the front wheel spindle. Index the front suspension lower arm nut. NOTE: The front suspension lower arm nut must be installed in its original position. Remove the front suspension lower arm and front coil Spring. (1) Remove the two front suspension lower arm nuts. (2) Remove the two front suspension lower arm bolts. (3) Remove the front suspension lower arm and front coil spring. Install the front coil spring into the front suspension lower arm. (1) Position the front coil spring on the front suspension lower arm. (2) The spring must cover the first hole. (3) The spring must be visible in the second hole. Install the front suspension lower arm. (1) Position the front suspension lower arm and front coil spring. (2) Install the bolts and nuts. NOTE: Install the front suspension lower arm nuts in the original position. The front suspension lower arm caster split adjuster is for production use only. Do not adjust. The forward front suspension lower arm nut must be tightened first while the control arms are held at the curb position ride height. Install the lower ball joint castle nut. (1) Install the castle nut. (2) Install a new cotter pin. Install the front stabilizer bar link nut. Remove the Coil Spring Compressor. Install the front shock absorber and the shock absorber lower nuts Install the upper shock absorber nut and washer. Install the brake hose bracket screw. Install the disc brake rotor splash shield. Clean the wheel hub mounting surface. WARNING: WHEN A WHEEL IS INSTALLED, ALWAYS REMOVE ANY CORROSION, DIRT OR FOREIGN MATERIAL PRESENT ON THE MOUNTING SURFACES OF THE WHEEL OR THE SURFACE OF THE WHEEL HUB, BRAKE DRUM OR BRAKE ROTOR THAT CONTACTS THE WHEEL. INSTALLING WHEELS WITHOUT PROPER METAL-TO-METAL CONTACT AT THE WHEEL MOUNTING SURFACES CAN CAUSE THE LUG NUTS TO LOOSEN AND THE WHEEL TO COME OFF WHILE THE VEHICLE IS IN MOTION, CAUSING LOSS OF CONTROL. Install the tire and wheel assembly. (1) Position the tire and wheel assembly. (2) Install the lug nuts and lower the vehicle. (3) Tighten the lug nuts in sequence. (4) Install the wheel cover. NOTE: If equipped with air suspension, reactivate the system by turning on the air suspension switch. Inspect and adjust the front end alignment. In case you haven't figured it out yet. This isn't a do it yourself at home job. Even a pro won't do this at home. He'll do it at the shop afterhours.

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