2015 Buick LaCrosse Owner Manual - Page 189

9-4 Driving and Operating If the steering wheel is turned until it reaches the end of its travel and is held against that position for an extended period of time, power steering assist may be reduced. If the steering assist is used for an extended period of time, power assist may be reduced. Normal use of the power steering assist should return when the system cools down. See specific vehicle steering messages under Vehicle Messages on page 5-35. increases to provide a sport-like feel to the steering. This provides maximum control and stability. If the vehicle seems harder to steer than normal when parking or driving slowly, there may be a problem with the system. You will still have power steering, but steering will be stiffer than normal at slow speeds. See your dealer for service. If the engine ever stops while the vehicle is being driven, brake normally but do not pump the brakes. Doing so could make the pedal harder to push down. If the engine stops, there will be some power brake assist but it will be used when the brake is applied. Once the power assist is used up, it can take longer to stop and the brake pedal will be harder to push. Steering Electric Power Steering If the vehicle has electric power steering it does not have power steering fluid. Regular maintenance is not required. If power steering assist is lost due to a system malfunction, the vehicle can be steered, but may require increased effort. See your dealer if there is a problem. Hydraulic Power Steering If the vehicle has hydraulic power steering, it may require maintenance. See Power Steering Fluid (2.4L L4 Engine and 3.6L V6 Engine with FWD) on page 10-23 or Power Steering Fluid (3.6L V6 Engine with AWD) on page 10-23. If power steering assist is lost because the engine stops or a system malfunction, the vehicle can be steered but may require increased effort. See your dealer if there is a problem. Variable Effort Steering Some vehicles have a steering system that varies the amount of effort required to steer the vehicle in relation to the speed of the vehicle. The amount of steering effort required is less at slower speeds to make the vehicle more maneuverable and easier to park. At faster speeds, the steering effort