GMC 1996 Suburban Owner's Manual page 362

rLung Tripmighway Maintenance Schedmt:
--
Gasoline Engines
45,000 Miles (75 000 km) (Continued)
If your engine has a thermostatically
controlled cooling fan, inspect all hoses and
ducts for proper hook-up (or every
12 months, whichever occurs first). Be sure
the valve works properly.
This is
a
Noise
Emission Control Service. Applicable only to
vehicles sold in the United States.
DATE SERVICED B Y ACTUAL MILEAGE
50,000 Miles (83 000 km)
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
O
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.
Ifyou do
not
use your vehicle under ~ r n y o f
these conditiom, the fluid und.filter do not
require changing.
I
DATE
I
ACTUAL MILEAGE
I S E RVI C ED
BY:^
7-34