GMC 2007 Envoy - Manual (Page 377)

Service ........................................................ 380
Accessories and Modifications ................... 380
California Proposition 65 Warning .............. 381
Doing Your Own Service Work .................. 381
Adding Equipment to the Outside of
Your Vehicle .......................................... 382
Fuel ............................................................. 382
Gasoline Octane ........................................ 382
Gasoline Specifications .............................. 383
California Fuel ........................................... 383
Additives ................................................... 383
Fuels in Foreign Countries ........................ 384
Filling the Tank ......................................... 385
Filling a Portable Fuel Container ............... 387
Checking Things Under the Hood .............. 388
Hood Release ........................................... 388
Engine Compartment Overview .................. 390
Engine Oil ................................................. 394
Engine Oil Life System .............................. 398
Engine Air Cleaner/Filter ............................ 400
Automatic Transmission Fluid .................... 401
Engine Coolant .......................................... 405
Radiator Pressure Cap .............................. 408
Engine Overheating ................................... 408
Cooling System ......................................... 411
Engine Fan Noise ..................................... 416
Power Steering Fluid ................................. 417
Windshield Washer Fluid ........................... 418
Brakes ...................................................... 419
Battery ...................................................... 422
Jump Starting ............................................ 423
Rear Axle .................................................... 428
Four-Wheel Drive ........................................ 428
Front Axle ................................................... 429
Bulb Replacement ....................................... 430
Halogen Bulbs ........................................... 430
Headlamps ................................................ 431
Front Turn Signal, Sidemarker and
Parking Lamps ....................................... 432
Taillamps, Turn Signal, and Stoplamps ...... 432
Back-Up Lamps ......................................... 434
License Plate Lamp ................................... 435
Replacement Bulbs ................................... 435
Section 5 Service and Appearance Care
377