Installation Procedure

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Fig 1: Jounce Bumper (4WD 15 Series)

Courtesy of GENERAL MOTORS CORP.

Snap the jounce bumper to the mounting cup (4WD 15 Series).

Fig 2: Jounce Bumper (All 25/35 Series And RWD 15 Series With Coil Spring)

Courtesy of GENERAL MOTORS CORP.

Install the jounce bumper (All 25/35 Series and RWD 15 Series with coil spring).

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the nut to the jounce bumper stud.
Tighten: Tighten the nut to 30 N.m (22 lb ft).
Remove the safety stands.
Lower the vehicle.