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Old 12-29-2011, 08:15 AM   #54
Chevrolet Customer Svc


 
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Drives: GM Vehicles
Join Date: Jun 2010
Location: Michigan
Posts: 8,214
cardsfan09,
I'm glad to hear everything worked out!

Chevrolet Customer Service,
Justin


Quote:
Originally Posted by cardsfan09 View Post
I had the rattlers, and asked the service manager to see if they could put the GMPP mufflers on instead of the stock mufflers, cost me $60 extra and it fixed the rattle and I'm getting a little better low end torque and she just breathes easier throughout the RPM band, another bonus is that I'm now averaging 25.6 MPG !!!!!
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