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No heat on driver side

Tiny
CARL WAGNER
  • MEMBER
  • 2004 CADILLAC DEVILLE DTS
  • 4.6L
  • V8
  • AUTOMATIC
  • 130,000 MILES
Selecting heat, passenger side got heat but none on driver side.
Wednesday, October 31st, 2018 AT 10:55 AM

2 Replies

Tiny
CARL WAGNER
  • MEMBER
  • 2 POSTS
No heat at driver side but heat on passenger side.
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Wednesday, October 31st, 2018 AT 11:09 AM
Tiny
ASEMASTER6371
  • MECHANIC
  • 52,797 POSTS
Good afternoon.

The is a blend door actuator on the left side for heat and cold. It is under the dash above the fuel pedal.

Procedure and picture below.

Roy

1. Remove the left side sound insulator.
2. Remove the left air temperature actuator retaining screws (1).
3. Remove the electrical connector from the left air temperature actuator.

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4. Remove the left air temperature actuator.
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Wednesday, October 31st, 2018 AT 11:44 AM

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