TSB Document:
  • Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from GMC for this TSB. Call your local GMC dealer's service department & ask for a copy of TSB# 171000.

Affected Component: VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM

Summary
SOME VEHICLES MAY EXHIBIT INSUFFICIENT AMOUNT OF HEAT COMING FROM THE REAR HEATER. *TT

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Date Published
OCT 17, 2000
NHTSA TSB #
617641
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