2002 GMC ENVOY index

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Page 380 of 429

GMC ENVOY 2002  Owners Manual 6-57 Fuses and Circuit Breakers
The wiring circuits in your vehicle are protected from
short circuits by a combination of fuses and circuit
breakers. This greatly reduces the chance of fires caused
by

Page 390 of 429

GMC ENVOY 2002  Owners Manual 7-3 How This Section is Organized
This maintenance schedule is divided into five parts:
ªPart A: Scheduled Maintenance Servicesº explains
what to have done and how often. Some of these
services can

Page 391 of 429

GMC ENVOY 2002  Owners Manual 7-4
Part A: Scheduled 
Maintenance Services
Using Your Maintenance Schedule
We at General Motors want to help you keep your
vehicle in good working condition. But we dont know
exactly how youll driv

Page 393 of 429

GMC ENVOY 2002  Owners Manual Scheduled Maintenance
7-6Engine Oil Scheduled Maintenance
Change engine oil and filter as indicated by the GM
Oil Life System (or every 12 months, whichever
occurs first). Reset the system. Your vehi

Page 396 of 429

GMC ENVOY 2002  Owners Manual Scheduled Maintenance
7-9
7,500 Miles (12 500 km)
Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking.
Rotate tires. See ªTire Inspe

Page 397 of 429

GMC ENVOY 2002  Owners Manual Scheduled Maintenance
7-10
30,000 Miles (50 000 km)
Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking.
Rotate tires. See ªTire Ins

Page 398 of 429

GMC ENVOY 2002  Owners Manual Scheduled Maintenance
7-11
50,000 Miles (83 000 km)
Change automatic transmission fluid and filter if the vehicle is mainly driven
under one or more of these conditions:
± In heavy city traffic wher

Page 399 of 429

GMC ENVOY 2002  Owners Manual Scheduled Maintenance
7-12
60,000 Miles (100 000 km)
Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking.
Rotate tires. See ªTire In