Buick LaCrosse: Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when driving.
If this occurs, use a gasoline rated at 87 octane or higher as soon as possible. If heavy knocking is heard when using gasoline rated at 87 octane or higher, the engine needs service.
Fuel
Use of the recommended fuel is an
important part of the proper
maintenance of this vehicle. To help
keep the engine clean and maintain
optimum vehicle performance, we
recommend the use of ga ...
Gasoline Specifications (U.S. and Canada Only)
At a minimum, gasoline should meet
ASTM specification D 4814
in the United States or CAN/CGSB-3.5 or 3.511 in Canada.
Some gasolines contain an
octane-enhancing additive called
methylcyclopen ...
See also:
Weatherstrips
Apply silicone grease on
weatherstrips to make them last
longer, seal better, and not stick or
squeak. See Recommended Fluids
and Lubricants. ...
Opening the trunk
• To open the trunk, press the trunk unlock button for more than 1 second on
the transmitter (or smart key), press the button on the trunk handle with the smart
key in your possession, or in ...
Programming
▷ LED, arrow 1.
▷ Memory buttons, arrow 2.
Fixed-code hand-held transmitters
1. Switch on the ignition.
2. Initial setup:
Press the two outer memory buttons 1 and
3 for approx. 20 ...
