Buick TSB #050604022R
2020 Buick Envision
Affected Component: FUEL SYSTEM, DIESEL
- TSB Document
- Sorry, the NHTSA has not posted this TSB document yet.
You can still get the detailed info from Buick for this TSB. Call your local Buick dealer's service department & ask for a copy of TSB# 050604022R.
- This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.