GMC 2010 GMC Sierra, Owner'S Manual

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Add-On Equipment
When you carry removable items, you may need
to put a limit on how many people you carry inside
your vehicle. Be sure to weigh your vehicle before
you buy and install the new equipment.
Notice:
Overloading the vehicle may cause
damage. Repairs would not be covered by the
vehicle warranty. Do not overload the vehicle.
Remember not to exceed the Gross Axle Weight
Rating (GAWR) of the front or rear axle.
* Equipment Maximum Weight
Ladder Rack and
Cargo
750 lbs (340 kg)
Cross Toolbox and
Cargo
400 lbs (181 kg)
Side Boxes and Cargo 250 lbs per side (113 kg
per side)
* The combined weight for all rail ‐ mounted
equipment should not exceed 1,000 lbs (454 kg).
Loading Points
A. Primary Load Points
B. Secondary Load Areas
C. Cargo Management Option Holes
Structural members (A) and (B) are included in the
pick-up box design. Additional accessories should use
these load points. Depending on the accessory design,
use a spacer under the accessory at the load points to
remove gap. The holes for the Cargo Management
System (C) are not intended for attachment of
5-40