Brake Caliper: Reassembly
- Lubricate bore in caliper and new piston seal with clean brake fluid. Position seal in caliper bore groove. Lubricate piston with clean brake fluid. Assemble new boot into groove in piston with fold facing open end of piston.
- Insert piston into caliper bore using care not to unseat seal. Do not force piston to bottom of bore. Position outer diameter of boot in caliper counterbore. Seat boot using suitable tool.
- Use tool J-26267 on Regal, Riviera, Eldorado, Seville, Malibu, Monte Carlo, Cutlass, Toronado, Century, Grand Prix and LeMans models.
- Use tool BT 6808 on 88 and 98 models.
- Use tool 29077 on Citation, Omega, Phoenix and Skylark models.
- Use tool J-22904 on all other models.
- Check boot installation to make sure retaining ring moulded into boot is not bent and that boot is installed completely below caliper face. Install brake hose, using a new copper gasket.NOTE: After caliper has been overhauled and installed, it must be bled.
TIGHTENING SPECIFICATIONS
| Application | Ft. Lbs. | ||
| Brake Hose-to-Caliper | |||
| Buick | |||
| LeSabre, Electra | 21 | ||
| All Other Models | 32-33 | ||
| Cadillac | 30 | ||
| Chevrolet | 32-33 | ||
| Oldsmobile | 32-33 | ||
| Pontiac | |||
| Phoenix | 33 | ||
| All Other Models | 20 | ||
| Caliper-to-Mounting Bracket | |||
| Buick, Chevrolet, Pontiac | |||
| Skylark, Citation, Phoenix | 28 | ||
| All Other Models | 35 | ||
| Oldsmobile | 28 | ||
| Cadillac | 30 | ||
| Application | Ft. Lbs. | ||
| Wheel Lug Nuts | |||
| Buick | |||
| Skylark, Riviera | 100-103 | ||
| Century Aluminum Wheels | 90 | ||
| All Others | 80 | ||
| Cadillac | 100 | ||
| Chevrolet | |||
| Citation, Caprice Wagon & Impala | 100-103 | ||
| Camaro Aluminum wheels | 90 | ||
| All Others | 80 | ||
| Oldsmobile | |||
| Omega, 88 Wagon, 98, Toronado | 100-103 | ||
| Cutlass Aluminum Wheels | 90 | ||
| All Others | 80 | ||
| Pontiac | |||
| Phoenix, Catalina, Bonneville | 100-103 | ||
| Firebird & Grand Prix Aluminum Wheels | 70 | ||
| All Others | 80 | ||
DISC BRAKE ROTOR SPECIFICATIONS
| Application | Disc Diameter | Lateral Runout | Parallelism | Original Thickness | Minimum Refinish Thickness | Discard Thickness | |
|---|---|---|---|---|---|---|---|
| Buick | |||||||
| Skylark | 9.72" | .005" | .0005" | .885" | .830" | .815" | |
| LeSabre, LeSabre Estate Wgn | 11.00" | .004" | .0005" | 1.030" | .980" | .965" | |
| Electra | 11.86" | .004" | .0005" | 1.030" | .980" | .965" | |
| Century, Regal | 10.50" | .004" | .0005" | 1.030" | .980" | .965" | |
| Riviera | 10.50" | .003" | .0005" | 1.030" | 1.020" | .956" | |
| Cadillac | |||||||
| Eldorado & Seville | 10.43" | .004" | .0005" | 1.030" | ..... | ..... | |
| All Others | 11.74" | .004" | .0005" | 1.037" | ..... | ..... | |
| Chevrolet | |||||||
| Citation | 9.72" | .005" | .0005" | .885" | .830" | .815" | |
| Malibu, Monte Carlo | 10.50" | .004" | .0005" | 1.030" | .980" | .965" | |
| Wagon & Police | 11.86" | .004" | .0005" | 1.030" | .980" | .965" | |
| All Others | 11.00" | .004" | .0005" | 1.030" | .980" | .965" | |
| Oldsmobile | |||||||
| Omega | 9.72" | .005" | .0005" | .885" | .830" | .815" | |
| Toronado | 10.50" | .005" | .0005" | 1.040" | 1.020" | .960" | |
| 88 & 98 Wagon | 11.88" | .005" | .0005" | ..... | 1.040" | .965" | |
| Cutlass & 88 | 11.00" | .004" | .0005" | ..... | 1.040" | .965" | |
| Pontiac | |||||||
| Phoenix | 9.72" | .005" | .0005" | .885" | .830" | .815" | |
| LeMans, Grand Prix | 10.50" | .004" | .0005" | 1.030" | .980" | .965" | |
| All Others | 11.00" | .004" | .0005" | 1.030" | .980" | .965" | |