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.
Car Problem Reports
Chevrolet Suburban 1500 Popping Noise From Muffler Heat Shield
Chevrolet Suburban 1500 Problem
17 Reports
Model Years Affected: 2000, 2001, 2002, 2003, 2004, 2005, 2006
Average Mileage: 101,250 mi (50,000 mi - 147,000 mi)
Verified
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firehouse23, 2004 Chevrolet Suburban 1500, 116,000 miRookie
takeing off at low speeds, a low vibrating sound, almost like a growl.
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Visitor, 2003 Chevrolet Suburban 1500, 86,000 mi
Most noticable at slower speed over rough roads e.g. speed bumps. Very sensitive will rattle over any small bump
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hawaii808, 2003 Chevrolet Suburban 1500, 90,000 miRookie
hi! sir
i have 2003 suburban 1500 (z71).i have problem. when is driving then i heard the sound from underneath
sound like this(ring.......) but i don't known what sound come from where.sound like(put penny in the dryer is running).please! help me out. thank a lots!!!!!mahalo
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Visitor, 2004 Chevrolet Suburban 1500
Heat shield rattles at low speeds, the fix from the dealer made it worse
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Visitor, 2004 Chevrolet Suburban 1500, 111,000 mi
separation of heat shield from muffler at on end causes rattling at certain low rpm. get it tack wielded or metal straps put around to secure heat shield and rattle will cease.
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Visitor, 2004 Chevrolet Suburban 1500, 120,000 mi
Heat shield on muffler is tearing loose on one end. At low speeds it makes rattling noise.
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Visitor, 2004 Chevrolet Suburban 1500, 50,000 mi
Rattle at low speeds
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