tap on it with something metal that will tell you if its hollow on the inside and which has been damaged or both
ALL RWD,4 B BODIES!!!
1995 white 9c1 24 inch rims, muffler delete 4-20-09,hollowed cats, touchscreen, kicker cvx 15 2000 watt rms DD
1991 CAPRICe CLASSIC 1st B Body all original 350 tbi over 200,000 custom 20's sold it in like '06 and hate myself for it!!!
1991 caprice w 305 around 160,000 paid $600 sold for $1200
1976 datsun 620 truck
Proud owner of a RARE 1965 oldsmobile starfire 425 big block, also B BODY 400+- horse MY LT1 EATER http://www.cardomain.com/ride/2417157
R.I.P. DAVID SSON22'S
Another thing could be one of the heatshields are loose and will need the screws for it tightened or replace. They are right above the catalytic converters, easy to check and if thats the issue then will fix up the problem with a simple wrench. - Peter
1995 Caprice SS/9C1 Black w/ tan leather interior
1993 Ford Escort LX Mocha Frost Metallic w/ tan interior