GMC SIERRA 1998 Manual page 408

Table of Contents

Advertisement

Long Tripmighway Maintenance Schedule
--
Gasoline Engines
I
100,000 Miles (166 000 km)
0
0
0
0
Inspect spark plug wires.
An
E~nission Control Service.
Replace spark plugs.
An Emission Control Service.
Change automatic transmission fluid and filter if the vehicle's GVWR is over
8600 lbs. or if the vehicle is mainly driven under one or more of these conditions:
-
In heavy city traffic where the outside temperature regularly reaches
-
In hilly or mountainous terrain.
-
When doing frequent trailer towing.
-
Uses such as found in taxi, police or delivery service.
Manual transmission fluid doesn't require change.
If you haven't used your vehicle under severe service conditions listed
previously and, therefore, haven't changed your automatic transmission fluid,
change both the fluid and filter.
Manual transmission fluid doesn't require change.
Inspect Positive Crankcase Ventilation ( P c v ) valve.
At7
Emission Control Service.
90°F (32°C) or higher.
DATE
MILEAGE
I
SERVICED B
7-38

Advertisement

Table of Contents
loading

Table of Contents