Chevrolet Suburban 1500 Problem Report
Chevrolet Suburban 1500 Popping Noise From Muffler Heat Shield
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.
occasional popping sounds eventually stopped on their own. - Visitor
takeing off at low speeds, a low vibrating sound, almost like a growl. - firehouse23
Most noticable at slower speed over rough roads e.g. speed bumps. Very sensitive will rattle over any small bump - Visitor
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 - hawaii808
Heat shield rattles at low speeds, the fix from the dealer made it worse - Visitor
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. - Visitor
Heat shield on muffler is tearing loose on one end. At low speeds it makes rattling noise. - Visitor
Rattle at low speeds - Visitor
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Need advice on removing spark plug boots with heat shield.
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