S10/T10 Blazer 4WD V6-4.3L VIN W (1997)
NOTE: Do not use a metal tool to remove piston seal. Metal tools may damage the caliper housing bore or the piston seal groove.
3. Piston seal.
-Use small wood or plastic tool.
4. Bleeder valve cap and bleeder valve.
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Discard bleeder valve cap.
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Clean pad contact area on anchor bracket.
5. Two guide pins and guide pin boots from anchor bracket.
NOTE: Inspect all parts for excessive wear, cracks or other changes. Replace parts as needed.
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Clean
A. All parts not included in repair kit in denatured alcohol.
B. Use dry, filtered compressed air to dry parts.
C. Blow out all passages in caliper housing and bleeder valve.
NOTE: Inspect caliper housing bore for scoring and corrosion. Replace caliper housing if badly scored or corroded around seal area.
ASSEMBLE
1. Lubricate new piston seal and caliper housing bore seal groove with silicone grease or clean brake fluid.
2. New piston seal into caliper housing seal groove.
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Make sure piston seal is not twisted.
3. Lubricate bore of caliper housing and piston with clean brake fluid.
4. Piston into bore of caliper housing.
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Work lip of piston seal over piston using a small wood or plastic tool.
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Push down by hand to bottom of bore.
