Buick Regal: Diagnostic Information and Procedures

 Adaptive Cruise Control

If equipped with Adaptive Cruise Control (ACC), it allows for selecting the cruise control set speed and following gap. Read this entire section before using this system. ACC uses a radar sensor to detect other vehicles. The following gap is the following time (or distance) between your vehicle and

 Fuel System Description

Fuel System Overview The fuel system is an electronic returnless on-demand design. The returnless fuel system reduces the internal temperature of the fuel tank by not returning hot fuel from the engine to the fuel tank. Reducing the internal temperature of the fuel tank results in lower evaporativ