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Fig. 13: Drilling Hole In Shock Absorber At Centerpunched Locations 1. Make an indentation 10 mm (0.4 in) from the bottom (4) of the tube (3) using a centerpunch. 2. Clamp the shock absorber in a vise horizontally with the shock absorber rod (1) completely extended. 3. Drill a hole in the shock absorber at the centerpunch (4) using a 5 mm (3/16 in) drill bit. Gas or a gas/oil mixture will exhaust when the drill bit penetrates the shock absorber. Use 4. Make an indentation in the middle (2) of the tube (3) with a centerpunch. 5. Drill a second hole in the shock absorber at the centerpunch (2) using a 5 mm (3/16 in) drill bit. Oil will exhaust when the drill bit penetrates the shock absorber. Use shop towels in 6. Remove the shock absorber from the vise. Hold the shock absorber over a drain pan horizontally with the holes down. Move the rod (1) in and out of the tube (3) to completely SPRING JOUNCE BUMPER REPLACEMENT
2007 Hummer H3 2007 SUSPENSION Rear Suspension - H3
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