View Single Post
  #2  
Old 08-10-2009, 06:48 AM
shorod's Avatar
shorod shorod is offline
SHO No Mo
 
Join Date: Jun 2004
Posts: 11,004
Thanks: 105
Thanked 359 Times in 350 Posts
Re: 1999 Mercury Mt. hesitation

If the check engine light is coming on, it should have a diagnostic code, either active or pending. You need to pull the codes. Could be a misfire, vacuum leak, loose intake air tubing, intermittent MAF sensor, etc.

-Rod
Reply With Quote