1998 GMC ENVOY tow

I Short TripKity Maintenance Schedule I
90,000 Miles (1.50 000 km) (Co1ztimrt.d)
0 Change automatic transmission fluid and filter if the vehicle is mainly driven
under one or more
of these conditions:
- In heavy city traffic where the outside temperature regularly reaches 90°F
- In hilly or mountainous terrain.
(32°C)
or higher.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, change the fluid
and filter every 50,000 miles (83 000 km).
An Emission Control Service. (See footnote?.)
An Emission Control Service.
rotation pattern and additional information. (See footnote
+.)
0 Replace fuel filter.
Replace air cleaner filter.
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
93,000 Miles (155 000 km)
0 Change engine oil and filter (or every 3 months, whichever occurs first).
0 Lubricate chassis components (or every 3 months, whichever occurs first).
An Emission Control Service.
(See footnote
#.)
DATE I
MILEAGE ACTUAL I SERVICED BY:
7-24
ProCarManuals.com

I Long TripMighway Maintenance Schedule I
-
- When doing frequent trailer towing.
2 Uses such as found in taxi, police or delivery service.
lfyo~t do not use your vellicle under any qf these conditions, cnnnge the fluid
and
filter every 50,000 miles (83 000 km).
rotation pattern and additional information. (See footnote +.)
0 Rotate tires. See “Tire Inspection and Rotation’’ in the Index for proper
22,500 Miles (37 500 km)
0 Change engine oil and filter (or every 12 months, whichever occurs first).
0 Lubricate chassis components (or every 12 months, whichever occurs first).
0 Check readfront axle fluid level and add fluid as needed. Check constant
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
An Emission Control Service.
(See footnote
#.)
velocity joints and axle seals for leaking. (See footnote **.)
rotation pattern and additional information. (See footnote +.)
DATE
30,000 Miles (50 000 km)
Change engine oil and filter (or every 12 months, whichever occurs first).
An Emission Control Service. MILEAGE
(Continued)
7-29
ProCarManuals.com

1 Long Tripmighway Maintenance Schedule
30,000 Miles (50 000 km) (Continued)
0 Lubricate chassis components (or every I2 months, whichever occ~lrs first).
(See footnote
#.:)
0 Check readfront axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking. (See footnote
$’*.)
Change automatic transmission fluid and filter if the vehicle is mainly driven
under one
or more of these conditions:
- In heavy city traffic where the outside temperature regularly reaches 90°F
(32°C) or higher.
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not us(J ~OLII- vel?ic*le uder CIH~ c!f’the.se cmditiolzs, change tl?o md ji’lter every 50,000 wiles (83 000 km).
rotation pattern and additional information. (See footnote +.)
At? Emissiorz CmztroI Service. (See footnote?.)
An Emission Control Service.
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
0 Replace fuel filter.
0 Replace air cleaner filter.
7-30
ProCarManuals.com

I
I Long Tripmighway Maintenance Schedule b
45,000 Miles (75 000 km) (Continued)
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, change the fluid
andfilter every
50,000 miles (83 000 km).
rotation pattern and additional information. (See footnote +.)
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
50,000 Miles (83 000 km)
0 If you haven’t used your vehicle under severe conditions listed previously and,
therefore, haven’t changed your automatic transmission fluid, change both the
fluid and filter.
52,500 Miles (87 500 km)
0 Change engine oil and filter (or every 12 months, whichever occurs first).
Lubricate chassis components (or every 12 months, whichever occurs first).
0 Check readfront axle fluid level and add fluid as needed. Check constant
An
Emission Control Service.
(See footnote
#.)
velocity joints and axle seals for leaking. (See footnote **.)
DATE I
MILEAGE SERVICED BY:
I I
~
DATE I
I I I
7-32
ProCarManuals.com

I Long Tripmighway Maintenance Schedule I
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information. (See footnote
+.)
60,000 Miles (100 000 km)
0 Change engine oil and filter (or every 12 months, whichever occurs first).
0 Lubricate chassis components (or every 12 months, whichever occurs first).
0 Check readfront axle fluid level and add fluid as needed. Check constant
0 Change automatic transmission fluid and filter if the vehicle is mainly driven
An
Emission Control Service.
(See footnote
#.)
velocity joints and axle seals for leaking. (See footnote ‘K*.)
under one or more of these conditions:
- In heavy city traffic where the outside temperature regularly reaches 90°F
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, change the fluid
and 50,000 miles (83 000 km).
(32°C) or higher.
(Continued)
DATE I
7-33
ProCarManuals.com

75,000 Miles (125 000 km)
0 Change engine oil and filter (or every 12 months, whichever occurs first).
0 Lubricate chassis components (or every 12 months, whichever occurs first),
AH Emissior.1 Control Service.
(See footnote
#.)
0 Check readfront axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking. (See footnote
:!:*.)
0 Change automatic transmission fluid and filter if the vehicle is mainly driven
under one
or more of these conditions:
- In heavy city traffic where the outside temperature regularly reaches 90°F
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
(32 "C) or higher.
- Uses such as found in taxi, police or delivery service.
rfvo1.1 do rzot r.1,~ your vehicle 1.1rzder- my of these colditims, change tlleJlld
andfi.ltel-
every 50,000 miles (83 000 km).
0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information. (See footnote
+.)
I I
DATE I
1 MILEAGE ACTUAL I SERVICEDBY I
7-35
ProCarManuals.com

Long Tripmighway Maintenance Schedule 1
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
If you do not use your vehicle under any of these conditions, change the jluid
andfilter every
50,000 miles (83 000 krn).
An Emission Control Service. (See footnote?.)
An Emission Control Service.
rotation pattern and additional information. (See footnote
+.)
0 Replace fuel filter.
0 Replace air cleaner filter.
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
97,500 Miles (162 500 km)
0 Change engine oil and filter (or every 12 months, whichever occurs first).
0 Lubricate chassis components (or every 12 months, whichever occurs first).
Check readfront axle fluid level and add fluid as needed. Check constant
0 Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
An
Emission Control Service.
(See footnote
#.)
velocity joints and axle seals for leaking. (See footnote **.)
rotation pattern and additional information. (See footnote +.)
DATE
7-37
ProCarManuals.com

Roadside Assistance
In
GMC’s Roadside Assistance provides stranded owners
with over-the-phone roadside repairs, location
of the
nearest GMC dealer or the following special services:
Flat Tire Chunge: Installation of spare tire will be
covered at
no charge (customer is responsible for repair
or replacement
of tire).
Fuel Delivery: Delivery
of enough fuel for the customer
to get
to the nearest service station (up to $4.00) will
be covered.
Jump Sturt: No-start situations which require a battery
jump start will be covered at no charge.
Luck Out: Replacement keys or locksmith service will
be covered at no charge if you are unable to gain entry
into your vehicle. Delivery
of the replacement key will
be covered at no charge within 10 miles (16 km).
Emergency Towing Service: Towing to the nearest
GMC dealer
for warranty related disablements will
be covered.
8-5
ProCarManuals.com