vibration

2001 PONTIAC MONTANA
126,500 MILES • 6 CYL • FWD • AUTOMATIC
Avatar
N. G. WELLS
  • MEMBER
  • 1 POST
2001 Pontiac Montana - Lots of vibration when stopped at light with elevated revs. Less vibration when move to neutral.
Dec 17, 2010 at 8:07 PM
Advertisement
Avatar
DAVE'S BIG BACKYARD!
  • EXPERT
  • 262 POSTS
it sounds like it might need the throttle plates cleaned or a real dirty air filter or a bad i.a.c-(idle air control) valve.if this were bad your cheak eng light should come on.
Dec 18, 2010 at 3:41 AM