GM YUKON XL Automobile User Manual


 
Section 6 Service and Appearance Care
Service ...... .... ... .... .... ... .... .... ... .... ... ... 6-4
Accessories and Modifications ..... .. . .. .. . .. .. . 6-4
California Proposition 65 Warning ..... .. .. .. .. .. 6-5
California Perchlorate Materials
Requirements .......... ..... ...... ...... ...... 6-5
Doing Your Own Service Work ..... .. .. . .. .. .. .. 6-5
Adding Equipment to the Outside of the
Vehicle ............. ........... .......... ...... 6-6
Fuel ........... ......... ........ .......... ....... .... 6-6
Gasoline Octane ....... ... ... ... ... ... ... ... .... 6-7
Gasoline Specifications ..... .. .. .. .. ... . .. .. .. .. 6-7
California Fuel ...... .. .. .. .. ... .. .. .. .. ... .. .. .. 6-8
Additives ........ ...... ..... ...... ..... ...... .... 6-8
Fuel E85 (85% Ethanol) ........... ....... ....... 6-9
Fuels in Foreign Countries ....... .... .... ... ... 6-10
Filling the Tank ............... ......... ......... 6-11
Filling a Portable Fuel Container ..... . .. .. . .. .. 6-13
Checking Things Under the Hood .... . . . . . . . . . . . 6-14
Hood Release ...... .. .. .. .. .. ... .. .. .. .. ... .. . 6-14
Engine Compartment Overview ..... . .. . .. .. . .. 6-16
Engine Oil ...... .. ... .. ... ... .. ... .. ... .. ... ... 6-18
Engine Oil Life System ..... . .. . . .. . . .. . . .. . . .. 6-20
Engine Air Cleaner/Filter ...... .. .... ... ... ... .. 6-22
Automatic Transmission Fluid (4-Speed
Transmission) .... .. .. .. .. . .. .. .. .. .. .. .. .. .. 6-24
Automatic Transmission Fluid (6-Speed
Transmission) .... .. .. .. .. . .. .. .. .. .. .. .. .. .. 6-27
Cooling System ........ ....... ...... ..... ...... 6-30
Engine Coolant ...... ... .. ... .. ... ... .. ... .. ... 6-32
Engine Overheating ..... . .. . .. . .. . .. . . .. . .. . .. 6-36
Overheated Engine Protection
Operating Mode ..... .. ... .. . .. ... .. .. .. .. .. . 6-39
Engine Fan Noise ..... .. . .. . .. . .. .. . .. . .. .. . .. 6-39
Power Steering Fluid ..... . .. . .. . .. . .. . .. . .. . .. 6-40
Windshield Washer Fluid .... . .. . . . .. . . .. . . . .. . 6-41
Brakes ......... ....... ...... ....... ....... ..... 6-42
Battery ........... ...... ...... ..... ...... ....... 6-45
Jump Starting .......... ........ ...... ....... ... 6-46
Rear Axle ..... ... ... ... .. ... ... .. ... ... .. ... ... .. . 6-51
Four-Wheel Drive ...... .... .... .... ... ..... ... .... 6-52
Front Axle .......... ........ .......... ....... ...... 6-53
Headlamp Aiming ..... .. .. . .. .. .. .. . .. .. .. .. .. .. . 6-55
Bulb Replacement ....... ... ..... .... .... .... .... . 6-58
Halogen Bulbs ....... .... .... .... ..... .... .... . 6-58
Taillamps, Turn Signal, Stoplamps and Back-up
Lamps ........ .... ...... ..... .... ..... ..... .. 6-58
License Plate Lamp ............ .......... ...... 6-60
Replacement Bulbs ....... ... .... ... .... .. .... . 6-60
Windshield Wiper Blade Replacement ...... ..... 6-61
6-1