Suburban 2500

Popping Noise From Muffler Heat Shield on Chevrolet Suburban 2500

Problem Description and Possible Solution

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.

Problem Data
RepairPal Verified
Average mileage: 122,333 (98,000–135,000)
7 model years affected: 2000, 2001, 2002, 2003, more2004, 2005, 2006
10 people reported this problem
Viewing 1 - 3 of 3 comments
BUZZING SOUND UNDER CAR- get louder at certain rpm that increases with accelerating or decelerating. Get kit from dealer or wedge it.