Removal Procedure

WARNING: This page is about a different car, the 2010 GMC Sierra, 2010 GMC Cab & Chassis Sierra, 2010 Chevrolet Silverado, and 2010 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery. Refer to Battery Negative Cable Disconnection and Connection (Single Battery) or Battery Negative Cable Disconnection and Connection (Dual Batteries) or Battery Negative Cable Disconnection and Connection (Auxiliary Battery)

Fig 1: Mega Fuse Nut

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If equipped with dual generators, remove the mega fuse nut (1) on top of the auxiliary battery.

Fig 2: Auxilliary Battery Positive Cable Components

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Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (Single Battery) or Battery Negative Cable Disconnection and Connection (Dual Batteries) or Battery Negative Cable Disconnection and Connection (Auxiliary Battery) .
Disconnect the generator battery jumper cable. Refer to Generator Battery Jumper Cable Replacement
Loosen the auxiliary battery positive clamp nut (1) and remove the clamp from the battery post.
Remove the cable retainers (2) along the top of the fan shroud.

Fig 3: Auxilliary Battery Positive Harness Clips

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Remove the auxilliary battery positive harness clips (1) from the condensor hose and the transmission cooler hose.

Fig 4: Mega Fuse Block Nut & The Auxillary Battery Positive Cable Terminal

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Remove the mega fuse block nut (1) and the auxillary battery positive cable terminal (2), from the mega fuse block.