Popping Noise From Muffler Heat Shield on Chevrolet Silverado SS

The muffler heat shield may become loose on the muffler causing a rattle or popping noise. Our technicians tell us there is a kit available from GM to correct this problem.

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Average mileage: 75,100 (75,100–75,100)
5 model years affected: 2003, 2004, 2005, 2006, more2007
6 people reported this problem
1 person shared problem details
I occasionally hear a popping sound after driving, and I also feel heat when driving.
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