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Chevrolet Silverado 1500 Problems

Popping Noise From Muffler Heat Shield on Chevrolet Silverado 1500

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.

(18 people reported this problem)

Chevrolet Silverado 1500 Vehicles With This Problem

RepairPal Verified
Average mileage: 113,400 (39,000–245,000)
Exhaust & Emissions affected: V8
9 model years affected: 1999, 2000, 2001, 2002, more2003, 2004, 2005, 2006, 2007
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Viewing 1-6 of 6 comments
Removed catalytic converters several years ago. Around 240000 miles heat shield started rattling. Thinking about just taking it off.
This happened to me as soon as i got the truck, took the shield off, cut and trimmed, and used green lochtite on the bolts, no more noise.