GM 15661507 Front Upper Control Arm Kit

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To install the control arm, reverse the removal steps, making sure to tighten all fasteners to the suitable torque specifications once the vehicle is at normal ride height.

Finally, install the air cleaner extension if it was removed.

To install the control arm using the alternative method, raise it into position and install the control arm pivot bolts, washers, and nuts without fully tightening them. Carefully raise the lower control arm with a floor jack until the balljoint stud can be inserted into the hole in the steering knuckle. Install the balljoint stud nut, tighten it to the proper torque, and install a new cotter pin. Install the torsion bar, connect the stabilizer bar, and install the shock absorber. Finally, install the wheel and lug nuts, lower the vehicle, and tighten the lug nuts to the torque specifications. Tighten the lower control arm pivot bolts to the correct torque specifications and install the splash shield if applicable. Measure the vehicle's ride height on each side and adjust the torsion bar accordingly until the vehicle sits level.

Yes, if necessary, remove the air cleaner extension. Also, disconnect the brake hose bracket and ABS wheel speed sensor from the upper control arm.

Yes, there is another method of removal. Begin by loosening the wheel lug nuts and raising the vehicle on jackstands. Remove the wheel and front splash shield if applicable. Disconnect the shock absorber and stabilizer bar from the lower control arm. Remove the torsion bar and then the lower control arm by detaching the lower balljoint from the steering knuckle. Check the bushings for damage or wear, replacing the control arm if necessary.

Tighten the lug nuts and pivot bolt nuts to the proper specifications.

Yes, there is another method of removal.

Position it in the frame brackets and install the bolts and nuts, ensuring they are facing each other. Do not tighten completely.