Sierra 1500 4WD V8-5.3L VIN B (2005)
9.
Install the LH and RH rear taillamp assemblies.
10.
Place the LH and RH center reinforcement into position on the pickup box.
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On the 2.4 m (8 ft) long pickup box models, this center reinforcement fits over the existing center stake hole.
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On the 1.7 m (5 ft., 8 in) and 2 m (6.5 ft) short box models, these center reinforcements are recommended to be installed. The reinforcements
should be centered between the front and rear reinforcements on the pickup box.
12.
Mark the holes necessary for drilling and remove the brackets.
13.
Drill 7.5 mm (0.30 in) holes into the weld flange of the side outer panel.
14.
Touch-up the drilled holes as necessary. Refer to step 6 under the Front Reinforcement Installation procedure.
15.
Place the center reinforcements back onto the pickup box.
16.
Install the M6 bolts through the reinforcement and side panel with the nuts.
Tighten
Tighten the bolts to 9 Nm (79 lb-in).
17.
Remove any metal shavings from the pickup box after installation.
*Maximum Equipment Weight Capacities (Equipment and Cargo)
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Ladder Rack and Cargo - 340 kg (750 lb)
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Cross Toolbox and Cargo - 181 kg (400 lb)
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Side Tool Boxes and Cargo - 113 kg (250 lb) (per side)
*The combined weight for all rail-mounted equipment should not exceed 454 kg (1,000 lb). Excluded is the 1500 Series Crew Cab models with
5'8" pick-up box length. A reinforcement kit for rail-mounted add-on equipment is recommended as described in this bulletin.
Ladder racks are not recommended for 1500 Series Crew Cab models with 5'8"pick-up box. Maximum recommended cross-mounted tool box and
cargo weight is 136 kg (300 lb) for the 1500 Series Crew Cab with 5'8"pick-up box.
