Astro Van 2WD V6-4.3L VIN W (2001)
1. Lubricate the new piston seal, the caliper bore, and the piston with clean brake fluid.
2. Install the piston seal. Make sure the piston seal is not twisted in the caliper bore groove.
3. Install the boot on the piston.
4. Install the piston in the caliper bore.
