See also:

Customer Assistance Offices (U.S. and Canada)
Buick encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail Buick, the letter should be addressed to: United States Buick Customer ...

Removal and Installation of the Sealant Canister
To remove the sealant canister: 1. Remove the plastic cover. 2. Unscrew the connector (B) from the canister (A). 3. Pull up on the canister (A) to remove it. 4. Replace with a new canister which ...

What to Use
WARNING Adding only plain water or some other liquid to the cooling system can be dangerous. Plain water and other liquids, can boil before the proper coolant mixture will. The coolant warning ...