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1985 Cadillac Brougham Idling problems

Tiny
LACMAN
  • MEMBER
  • 1985 CADILLAC FLEETWOOD BROUGHAM
  • 4.1L
  • V8
  • RWD
  • AUTOMATIC
  • 97,000 MILES
When I start my car, the motor is idling real high, I can depress the brake while the car is idling high in park, then the motor idles down. What causes this problem?
Monday, March 3rd, 2014 AT 6:24 PM

3 Replies

Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
Check for a vacuum leak
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Tuesday, March 4th, 2014 AT 7:18 AM
Tiny
LACMAN
  • MEMBER
  • 2 POSTS
Will a vacuum leak cause my service engine light to stay on, the light remains on too
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Tuesday, March 4th, 2014 AT 8:29 AM
Tiny
HMAC300
  • MECHANIC
  • 48,601 POSTS
It cold but scan for codes to see why it's on or what area to check on engine.
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Tuesday, March 4th, 2014 AT 11:57 AM

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