Exhaust Crossover Replacement for Chevrolet Monte Carlo 1999

1. Disconnect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
2. Remove the throttle body air inlet duct.



3. Remove the exhaust crossover heat shield bolts.
4. Remove the exhaust crossover heat shield.



5. Remove the exhaust crossover pipe bolts.
6. Remove the exhaust crossover pipe.

1. Install the exhaust crossover pipe.

Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

2. Install the exhaust crossover pipe bolts.

Tighten
Tighten the exhaust crossover pipe bolts to 25 N·m (18 lb ft).




3. Install the exhaust crossover heat shield.
4. Install the exhaust crossover heat shield bolts.

Tighten
Tighten the exhaust crossover heat shield bolts to 10 N·m (89 lb in).

5. Install the throttle body air inlet duct.
6. Connect the battery ground (negative) cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.