Calling for Service

When calling Roadside Service, have the following information ready:

- Your name, home address, and home telephone number.

- Telephone number of your location.

- Location of the vehicle.

- Model, year, color, and license plate number of the vehicle.

- Odometer reading, Vehicle Identification Number (VIN), and delivery date of the vehicle.

- Description of the problem.

    See also:

    Powertrain
    The XLR's Northstar V-8 VVT is a 90-degree, DOHC, four-valves-per-cylinder engine featuring an aluminum block and cylinder heads, and a valvetrain configuration with roller finger followers. The e ...

    General Information
    For service and parts needs, visit your dealer. You will receive genuine GM parts and GM-trained and supported service people. Genuine GM parts have one of these marks: ...

    STS adds direct-injection V-6
    For 2008, STS will be the first GM vehicle equipped with a new 3.6-liter direct-injected V-6 engine. The new base powerplant, with 298 horsepower (222 kW), delivers 40 more horsepower; and torque ...