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I have rough idle in gear gets worse with lights on

Tiny
BUBBAMECH27
  • MEMBER
  • 2003 MITSUBISHI GALANT
  • 157,745 MILES
Have tested amperage and have tuned car up and cleaned throttle plate
Wednesday, December 14th, 2011 AT 6:11 AM

2 Replies

Tiny
RIVERMIKERAT
  • MECHANIC
  • 6,110 POSTS
What kind of fuel do you use? Brand name or cheapest available? When was the last time you ran a quality fuel system cleaner through the tank? Check for vacuum leaks.
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Wednesday, December 14th, 2011 AT 6:13 AM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Have the idle air controller, EGR valve and TPS sensor to include the charging system
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Wednesday, December 14th, 2011 AT 8:02 AM

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