1997 Cadillac EL Dorado surges on idle

Tiny
CBRADY1000
  • MEMBER
  • 1997 CADILLAC ELDORADO
  • V8
  • FWD
  • AUTOMATIC
  • 45,000 MILES
When I am just sitting at idle it surges in neutral but in gear it does not do thid. It also hesitates on take off
Monday, September 6th, 2010 AT 5:52 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Hi cbrady1000, Welcome to 2carpros and TY for the donation

Lets start by cleaning out the idle air control valve, clean the MAF sensor with an electronic cleaner CRC, and test the throttle position and manifold absolute pressure sensors-might also want to clean out the EGR/PCV valves
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Tuesday, September 7th, 2010 AT 6:26 PM

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