Why does engine idle drop and then stall when.

Tiny
ANONYMOUS
  • 2005 CHEVROLET TRAILBLAZER
  • 90 MILES

Why does engine idle drop and then stall when defroster is turned on?
thank-you

Wednesday, February 6th, 2013 AT 12:00 PM

1 Reply

Tiny
ASEMASTER6371
  • EXPERT
  • 25,520 POSTS

Idle control motor is not upping the idle under load. Have it checked along with the passages for being clogged with carbon

Roy

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Wednesday, February 6th, 2013 AT 12:06 PM

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