Fuel
Use of the recommended fuel is an important part of the proper maintenance of your vehicle.
To help keep your engine clean and maintain optimum vehicle performance, GM recommends the use of gasoline advertised as TOP TIER Detergent Gasoline.
See also:
Normal Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can
be obtained from
your dealer.
...
Vehicle Overview
Buick brings back one of its well-known nameplates — Regal — for its new
entry-luxury midsize sedan. Based on the Opel Insignia from Europe, the Regal
has a striking resemblance to that model. ...
Engine Drive Belt Routing
2.4L L4 Engine
Belt removal and installation
requires special tools. See your
dealer for service.
3.6L V6 Engine ...