GMC 2003 Envoy - Manual (Page 402)

Section 6 Maintenance Schedule
Maintenance Schedule........... ...................................... 6-2
Ifitioductiim ............................................................. G-2
Vour Vehicle and The Environment.......................... G-2
Maintfinance Requlrenf^ents ......................... .,.n....'0-2
HoiW This Section is Organized,....................
Pad A: Scheduled Maintenance Services................. 6-4
Using Your Maintangnga Schedule........................... 6-4
Scheduled Maintenance..............................................6-5
Part B: Owner Checks and Services............. ........... 6-10
AT Each Fuel Rlt .................................................... G-10
At Least Once a Month ............................................. 6-10
At Least
Tvoice a Yaar,,.,,..................................... 6'11
.Al Least Once a Year ..... .........................6-12
Pari C. Periudic Maintenance Inspections............... 6-15
Sleering, Suspen&ion and Front Drive Asia
Boot and Seal Inspection ......................................6-15
Exhaust System Inspection ...................................... 6-15
Fuel System Inspsctfon .......................................... 6-15
Engine Cooling Sysiem Inspection...................... ,...6-16
Transfer Case and Front Axle (Four-Wheel
Drive} (rispeotion .............................................. 6-15
Braite Sysiem inspection.,.........................................6-16
Part D; Recommended Fluids and Lubricants ..,.6-17
Part E: Mainieoance Record.................... ............... ..6-19
6-1