Mitsubishi 3000GT Service Manual page 64

GENERAL
21. EXHAUST SYSTEM (CONNECTION
PORTION OF MUFFLER, PIPINGS AND
CONVERTER HEAT SHIELDS) (Check and
service as required)
1. Check for holes and gas leaks due to damage, corrqsion,
etc.
2. Check the joints and connections for looseness and gas
leaks.
3. Check the hanger rubber and brackets for damage.
TSB Revision