OnStar Services

See also:

Vehicle Overview
Introduced for the 2002 model year, Buick’s crossover model blends the virtues of a sedan, sport utility vehicle and minivan. Buick hoped the Rendezvous would attract more young buyers and count ...

A/C OFF DUE TO HIGH ENGINE TEMP
This message displays when the engine coolant becomes hotter than the normal operating temperature. To avoid added strain on a hot engine, the air conditioning compressor automatically turns ...

Average Fuel Economy/Instantaneous Fuel Economy
On some models, this display shows Average Fuel Economy. On other models, this display shows both Average Fuel Economy and Instantaneous Fuel Economy. The Average Fuel Economy display shows ...