GMC 2008 Savana Van, Owner'S Manual, Page: 241 / 402

Service ............................................................5-3
Accessories and Modifications ..........................5-3
California Proposition 65 Warning .....................5-3
California Perchlorate Materials Requirements .....5-4
Doing Your Own Service Work .........................5-4
Adding Equipment to the Outside of
Your Vehicle ..............................................5-5
Fuel ................................................................5-5
Gasoline Octane ............................................5-6
Gasoline Specifications ....................................5-6
California Fuel ...............................................5-6
Additives .......................................................5-7
Fuel E85 (85% Ethanol) ..................................5-8
Fuels in Foreign Countries ...............................5-9
Filling the Tank ............................................5-10
Filling a Portable Fuel Container .....................5-12
Checking Things Under the Hood ....................5-12
Hood Release ..............................................5-13
Engine Compartment Overview .......................5-14
Engine Oil (Gasoline Engine) ..........................5-15
Engine Oil Life System ..................................5-18
Engine Air Cleaner/Filter ................................5-19
Automatic Transmission Fluid .........................5-20
Engine Coolant .............................................5-23
Radiator Pressure Cap ..................................5-26
Engine Overheating .......................................5-26
Cooling System ............................................5-28
Engine Fan Noise .........................................5-34
Power Steering Fluid .....................................5-34
Windshield Washer Fluid ................................5-35
Brakes ........................................................5-36
Battery ........................................................5-39
Jump Starting ...............................................5-40
All-Wheel Drive ..............................................5-44
Rear Axle .......................................................5-45
Front Axle ......................................................5-45
Noise Control System .....................................5-46
Tampering with Noise Control System
Prohibited .................................................5-46
Bulb Replacement ..........................................5-48
Halogen Bulbs ..............................................5-48
Headlamps ..................................................5-48
Front Turn Signal, Sidemarker and
Parking Lamps ..........................................5-50
Center High-Mounted Stoplamp (CHMSL) .........5-50
Taillamps .....................................................5-51
Replacement Bulbs .......................................5-52
Windshield Wiper Blade Replacement ..............5-52
Section 5 Service and Appearance Care
5-1