Volt

Exhaust Resonator Replacement

Warning: Refer to Hot Exhaust System Warning in the Preface section.

Danger: Do not use a service jack in locations other than those specified to lift this vehicle. Lifting the vehicle with a jack in those other locations could cause the vehicle to slip off the jack and roll; this could cause injury or death.

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .



2. Make a cut on the exhaust resonator pipe (1), a distance of 60 mm, from the edge of the muffler flange (a).



3. If replacing the rear muffler, remove the rear exhaust muffler bracket bolts (1) and lower to the floor.



4. Loosen the exhaust muffler clamp (1), from the 3-way catalytic converter.

Note: Replce exhaust muffler clamp with a NEW clamp.




5. Remove the exhaust resonator pipe from the exhaust isolator (1).



6. Carefully lower the exhaust resonator pipe (1) from the vehicle.

1. Install the exhaust resonator pipe onto the exhaust isolator (1).

Caution: Refer to Fastener Caution in the Preface section.





Note: Make sure the exhaust muffler clamp is fully seated into the slot on the catalytic converter before tightening the exhaust clamp nut.

2. Install the exhaust muffler resonator pipe into the 3-way converter (2) and tighten the clamp to 55 N·m (41 lb ft).



3. Install the rear exhaust muffler (1) to the rear pipe with a NEW service clamp and tighten the nut (2) to 55 N·m (41 lb ft).



4. Install the rear exhaust muffler hanger bolts (1) and tighten to 22 N·m (16 lb ft).
5. Lower the vehicle.
6. Start the engine and check for exhaust leaks.