Evaporative Emission Canister Replacement Tahoe/Yukon

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
2. Remove the evaporative emission (EVAP) canister mount bolts.



3. Disconnect the pipes at the EVAP canister.



4. Disconnect the vent valve pipe (3) at the EVAP canister bracket.
5. Remove the EVAP canister from the vehicle.

1. Install the EVAP canister to the vehicle.
2. Connect the vent valve pipe (3) to the EVAP canister bracket.



3. Connect the pipes to the EVAP canister.




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.

4. Install the EVAP canister mounting bolts.

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

5. Lower the vehicle.

Evaporative Emission Canister Replacement Suburban

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
2. Remove the left evaporative emission (EVAP) canister mount bolt.



3. Remove the right EVAP canister mount bolt.



4. Disconnect the pipes (1, 2) at the EVAP canister.



5. Disconnect the vent valve pipe (2) at the EVAP canister bracket.
6. Remove the EVAP canister from the vehicle.

1. Install the EVAP canister to the vehicle.
2. Connect the vent valve pipe (2) to the EVAP canister bracket.



3. Connect the pipes (1, 2) to the EVAP canister.



4. Install the left EVAP canister mounting bolt.




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.

5. Install the right EVAP canister mounting bolt.

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

6. Lower the vehicle.