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Q:

ac and heater dosnt work on 2001 GMC Sierra 1500

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
my 2001 gmc ac and heat does not work any ideas on wats wrong and how to fix?
(1) Answer
What do you mean by a/c and heat "does not work" on your 2001 GMC Sierra 1500? Is there no air flow? Is the air flow incorrect? Is the temperature incorrect?