Chevrolet Silverado / GMC Sierra. Manual — part 1276
Fig. 27: View Of Damaged Roof Panel
Courtesy of GENERAL MOTORS CORP.
7. Remove the damaged roof panel.
Installation Procedure
2008 Chevrolet Silverado 1500
2008 ACCESSORIES & EQUIPMENT Collision Repair - - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Microsoft
Friday, August 21, 2009 2:20:59 PM
Page 30
© 2005 Mitchell Repair Information Company, LLC.
Fig. 28: Drilling Plug Weld Holes
Courtesy of GENERAL MOTORS CORP.
1. Drill 8 mm (5/16 in) plug weld holes in the service part as necessary in the locations noted from the
original panel.
2. Prepare all attachment surfaces as necessary.
Fig. 29: View Of Roof Panel
Courtesy of GENERAL MOTORS CORP.
3. Apply GM-approved Weld-Thru Coating or equivalent to all mating surfaces. Refer to Anti-Corrosion
Treatment and Repair .
4. Position the roof panel.
IMPORTANT: If the location of the original plug weld holes can not be determined, or if
structural weld-thru adhesive was present, space the plug weld holes
every 40 mm (1 1/2 in) apart.
2008 Chevrolet Silverado 1500
2008 ACCESSORIES & EQUIPMENT Collision Repair - - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Microsoft
Friday, August 21, 2009 2:20:59 PM
Page 31
© 2005 Mitchell Repair Information Company, LLC.
Fig. 30: Plug Welding Cab
Courtesy of GENERAL MOTORS CORP.
5. Plug weld accordingly.
2008 Chevrolet Silverado 1500
2008 ACCESSORIES & EQUIPMENT Collision Repair - - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Microsoft
Friday, August 21, 2009 2:20:59 PM
Page 32
© 2005 Mitchell Repair Information Company, LLC.
Fig. 31: Applying Sealer To Repair Area
Courtesy of GENERAL MOTORS CORP.
6. Clean and prepare all welded surfaces.
7. Apply the sealers and anti-corrosion materials to the repair area, as necessary. Refer to Anti-Corrosion
Treatment and Repair .
8. Paint the repair area. Refer to Basecoat/Clearcoat Paint Systems .
9. Install all related panels and components.
10. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection
(w/Single Battery) or Battery Negative Cable Disconnection and Connection (w/Auxiliary Battery)
or Battery Negative Cable Disconnection and Connection (w/Dual Batteries) .
11. Enable the SIR system. Refer to SIR Disabling and Enabling .
ROCKER OUTER PANEL SECTIONING
Removal Procedure
2008 Chevrolet Silverado 1500
2008 ACCESSORIES & EQUIPMENT Collision Repair - - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &
Silverado
Microsoft
Friday, August 21, 2009 2:20:59 PM
Page 33
© 2005 Mitchell Repair Information Company, LLC.
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