Installation Procedure

Repair any damage done to the pillar during the drilling or the removal.
Position the service hinge within the scribe marks on the pillar.

Fig 1: Center Punching Bolt Location On Pillar

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Center punch each bolt location on the pillar according to the service hinge.

Fig 2: Drilling Pilot Hole At Punch Locations

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Drill a 3 mm (1/8 in) pilot hole at each punch location.

Fig 3: Drilling Hole At Pilot Locations

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Drill a 13 mm (1/2 in) hole at the pilot locations.
Clean and prepare all bare metal surfaces.

IMPORTANT: Prior to refinishing, refer to GM 4901MD-99 Refinish Manual for recommended products. Do not combine paint systems. Refer to paint manufacturer's recommendations.

Apply an approved anti-corrosion primer.

Fig 4: Applying Caulk To Entire Hinge Mounting Surface

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Apply full-body caulk to the entire hinge mounting surface.

Fig 5: Aligning & Installing Rear Cargo Door Hinge (Lower Body Side)

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Align the hinge with the holes in the pillar.

Fig 6: Installing Rear Cargo Door Hinge Fasteners (Lower Body Side)

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NOTE: Refer to FASTENER NOTICE .

Install the hinge fasteners.
Tighten: Tighten the bolts to 25 N.m (18 lb ft).

Fig 7: Positioning & Welding Rear Body Opening Lower Filler

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Position the rear body opening lower filler and mig weld in place at factory weld locations.
Clean and prepare all weld surfaces.
Refinish the metal surfaces as necessary.
Align and install all of the related panels and the components.