2006 Buick LaCrosse rattle

Tiny
DAVIDG07
  • 2006 BUICK LA CROSSE
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 46,000 MILES

I hear a rattle noise when car starts, it goes away when engine reaches norm operating temp

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Sunday, February 13th, 2011 AT 9:51 PM

2 Replies

Tiny
HMAC300
  • EXPERT
  • 45,761 POSTS

You might have a broken converter shield and it rattles until it gets warmed up.

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Monday, February 14th, 2011 AT 3:00 AM
Tiny
DAVIDG07
  • MEMBER

To: hmac300;
Your diagnosis was right on point. Shield just needed spot welding. Thanks very much.

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Monday, February 28th, 2011 AT 4:34 AM

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