2003 Gmc Envoy Lower Passenger Side Intermittent Thumping Sound Firewall

2003 GMC ENVOY
70,000 MILES
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TWHITDOG
  • MEMBER
  • 1 POST
Lower Passenger side intermittent thumping sound from lower firewall.
Jan 28, 2013 at 1:52 PM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
have a pro check this out it could be anything
Jan 29, 2013 at 6:44 AM
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