Chevrolet Silverado / GMC Sierra. Manual - part 1248

Fig. 48: Removing/Installing Pinch-Weld Flange Weatherstrip (Front Door Opening) 
Courtesy of GENERAL MOTORS CORP. 

1. Align the weatherstrip to the door opening with the 2 dots positioned on the upper right and left side.  

2. Align the weatherstrip to the door opening with the bond joint positioned at the lower center of the door 

opening.  

3. Install the weatherstrip to the pinch-weld flange. Ensure that the weatherstrip is fully seated.  

4. Install the front door sill plate. Refer to Front Side Door Sill Plate Replacement (Regular Cab/Crew 

Cab) or Front Side Door Sill Plate Replacement (Extended Cab) .  

REAR DOOR OPENING WEATHERSTRIP REPLACEMENT (CREW CAB) 

 

2008 Chevrolet Silverado 1500 

2008 ACCESSORIES & EQUIPMENT Bolted Exterior Body Panels and Closures - Cab & Chassis Sierra, Cab & Chassis 

Silverado, Sierra & Silverado

  

Microsoft 

 

Friday, August 21, 2009 2:23:22 PM

Page 55 

© 2005 Mitchell Repair Information Company, LLC. 

Removal Procedure 

1. Remove the rear door sill plate. Refer to Rear Side Door Sill Plate Replacement (Extended Cab) or 

Rear Side Door Sill Plate Replacement (Crew Cab) . 

Fig. 49: Removing/Installing Pinch-Weld Flange Weatherstrip (Rear Door Opening) 
Courtesy of GENERAL MOTORS CORP. 

2. Remove the weatherstrip from the pinch-weld flange.  

Installation Procedure 

 

2008 Chevrolet Silverado 1500 

2008 ACCESSORIES & EQUIPMENT Bolted Exterior Body Panels and Closures - Cab & Chassis Sierra, Cab & Chassis 

Silverado, Sierra & Silverado

  

Microsoft 

 

Friday, August 21, 2009 2:23:22 PM

Page 56 

© 2005 Mitchell Repair Information Company, LLC. 

Fig. 50: Removing/Installing Pinch-Weld Flange Weatherstrip (Rear Door Opening) 
Courtesy of GENERAL MOTORS CORP. 

1. Align the weatherstrip to the door opening with the 2 dots positioned on the upper right and left side.  

2. Align the weatherstrip to the door opening with the bond joint positioned at the lower center of the door 

opening.  

3. Install the weatherstrip to the pinch-weld flange. Ensure that the weatherstrip is fully seated.  

4. Install the rear door sill plate. Refer to Rear Side Door Sill Plate Replacement (Extended Cab) or Rear 

Side Door Sill Plate Replacement (Crew Cab) . 

 

2008 Chevrolet Silverado 1500 

2008 ACCESSORIES & EQUIPMENT Bolted Exterior Body Panels and Closures - Cab & Chassis Sierra, Cab & Chassis 

Silverado, Sierra & Silverado

  

Microsoft 

 

Friday, August 21, 2009 2:23:22 PM

Page 57 

© 2005 Mitchell Repair Information Company, LLC. 

2008 ACCESSORIES & EQUIPMENT 

Bumpers and Fascias - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado 

SPECIFICATIONS 

FASTENER TIGHTENING SPECIFICATIONS 

REPAIR INSTRUCTIONS 

FRONT BUMPER IMPACT BAR REPLACEMENT (GMC) 

Application

Specification

Metric

English

Front Bumper Brace Bolts

15 N.m

11 lb ft

Front Bumper Bracket Bolts (1500 Series)

50 N.m

37 lb ft

Front Bumper Bracket Bolts (2500 Series)

70 N.m

52 lb ft

Front Bumper Fascia To Side Support Bracket 
Bolts

2.8 N.m

25 lb in

Front Bumper Filler Panel Bolts

9 N.m

80 lb in

Front Bumper Outboard Brace Plate Bolts

9 N.m

80 lb in

Headlamp Bracket Bolts

9 N.m

80 lb in

Lower Frame Rail To Bracket Bolts

100 N.m

74 lb ft

Radiator Support Bolts

9 N.m

80 lb in

Rear Bumper Plate Nuts

90 N.m

66 lb ft

Rear Impact Bar Bolts

50 N.m

37 lb ft

Side Frame Rail To Bracket Bolts

40 N.m

30 lb ft

 

2008 Chevrolet Silverado 1500 

2008 ACCESSORIES & EQUIPMENT Bumpers and Fascias - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & 

Silverado

  

 

2008 Chevrolet Silverado 1500 

2008 ACCESSORIES & EQUIPMENT Bumpers and Fascias - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & 

Silverado

  

 

 

 

 

 

 

 

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