Introduction

See also:

2004 Buick Rainier Review
The 2004 Buick Rainier leaves little doubt that an automaker can create two different vehicles with different characters from one platform. That's good news, considering all the automakers have ma ...

Fuel E85 (85% Ethanol)
If the vehicle has the 3.9L V6 engine (VIN Code M), you can use either unleaded gasoline or ethanol fuel containing up to 85% ethanol (E85). See Fuel. In all other engines, use only the unleaded ...

Interactive Drive Control System
The vehicle may have the Interactive Drive Control System (IDCS). IDCS adapts to the driving style and preference of the driver within one of three driving modes: Standard: Use for normal city and ...