Astro Van 2WD V6-4.3L VIN X (2002)
Muffler: Service and Repair
Muffler Replacement
Removal Procedure
Caution: Always wear protective goggles and gloves when removing exhaust parts as falling rust and sharp edges from worn exhaust
components could result in serious personal injury.
Caution: In order to avoid being burned, do not service the exhaust system while it is still hot Service the system when it is cool. An
accumulation of dirt and corrosion may make removing exhaust components difficult. Applying a penetrating oil on the threads of the bolts
may assist in the removal of these components.
1. Raise the vehicle. Refer to Vehicle Lifting.
2. Support the muffler assembly.
3. Remove the 3 nuts connecting the muffler assembly to the catalytic converter assembly.
4. To aid in the removal of the muffler assembly, lubricate the rubber hangers with rubber lubricant GM P/N 12345884.
Remove the muffler assembly from the front hanger.
