07 Silveraldo heater fan ?
December 20th, 2011 | 5:42 PM
#2
CF Veteran
Joined: Mar 2011
Posts: 1,709
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Are you trying to say the blower doesn't run at the highest setting? If so, check the BLOWER fuse in the underhood fuse block. Replace it if blown, check for an electrical short to ground somewhere along the fuse and the blower motor resistor assembly if it blows again.
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