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  • 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-

rev problems help...

  • Thread starter Thread starter dacentre1
  • Start date Start date May 13, 2008
D

dacentre1

New Member
May 13, 2008
1
0
0
May 13, 2008
#1
  • May 13, 2008
  • #1
motor keeps reving up and down. 86 mustang gt cobra 5.0. Changed tps and Iac....
 
G

GTOreturns

Well-Known Member
Oct 1, 2003
51
17
59
West Coast Best Coast
May 13, 2008
#2
  • May 13, 2008
  • #2
Did it do this before you changed th IAC? What type of MAF do you have?
 

jhonda

Member
Jul 22, 2003
125
1
16
Huntersville NC
May 13, 2008
#3
  • May 13, 2008
  • #3
check for vaccume leaks Mine was doing the same thing....I found mine with starting fluid. Just spray around all the gaskets but be careful for fire
 
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