Engine Oil Additives

Do not add anything to the oil. The recommended oils with the starburst symbol that meet GM Standard GM6094M are all you will need for good performance and engine protection.

    See also:

    Front Axle
    When to Check Lubricant It is not necessary to regularly check front axle fluid unless you suspect there is a leak or you hear an unusual noise. A fluid loss could indicate a problem. Have it insp ...

    Finding a Program Type (PTY) Station(RDS and XM™)
    To select and find a desired PTY perform the following: 1. Press the TYPE button to activate program type select mode. P-TYPE and the last selected PTY displays. 2. Turn the TYPE knob or press ...

    Battery Replacement
    To change the batteries, do the following: 1. Loosen the screw on the battery compartment door located on the left side of the headphone earpiece. 2. Replace the two AAA batteries in the compar ...