Suburban 3/4 Ton 4WD V8-305 5.0L (1986)
1 Gallon
12346144
55 Gallon
12346145
In Canada
1 Liter
10952622
4 Liter
10952623
200 Liter
10952624
The 1995 Automatic Transmission/Transaxle fluid change intervals are the following:
(1994 and prior should use the schedules as written in the Owner's Manual.)
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 car or delivery service.
Change the fluid and filter every 50,000 miles (63,000 km).
If the vehicle is not used mainly under any of these conditions, the fluid and filter do not require periodic changing for vehicles under 8,600 GVWR.
Vehicles over 8,600 GVWR change the fluid and filter every 50,000 miles (83,000 km) regardless of driving conditions.
