why is m car shaking while in park and service engine light is flashing.

2000 BUICK CENTURY
15,300 MILES
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SERENA HAWKINS
  • MEMBER
  • 1 POST
it just started last night and so far i added full synthetic oil and antifreeze
Nov 13, 2011 at 3:18 PM
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FIXITMR
  • ✓ASE Certified Mechanic
  • 9,990 POSTS
  • ASE Certified Mechanic
if you get codes read it would help. was it low on oil and coolant? does it get low often?
Nov 13, 2011 at 3:49 PM
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