Plymouth Gran Fury 1980 Operating Instructions And Product Information page 66

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Fluid and Filter Changes - Au tomatic transmission fluid and
filter sh ould be chan ged an d the bands adjus ted as follows:
Normal Usage - No service required.
Severe Usage - Every 15,000 miles (24 000 km).
Severe Usage is defined as:
1. More than SO% operation in heavy city traffic during hot
weather above 90°F ( +32°C).
2. Police, taxi, limousine, commercial type operation, or trailer
towing.
Note:
1.
When the factory fill fluid is changed, only fluids of the
type labeled DEXRON or DEXRON II Automatic Tran smission
Fluid should be used. A band adjustment and filter change
should be made at the same time. 2. If the transmission is disas-
sembled for any reason, the fluid and filter s hould be changed
and the bands adjusted.
Special Additives - Chrysler Corporation does not recommend
the addition of any fluid add!tives to the transmission. The only
exception to this policy is the use of special dyes to aid in detect-
ing fluid leaks. The use of transmission sealers should be avoided
as they may adversely affec t seals.
Front Wheel Bearings
The lubrican t in the front wheel bearings should be inspected at
least once every 30,000 miles (48 000 km), or whenever the rotors
are removed to inspect or service the brake system . The bearings
should be clean ed a nd repacked w henever the disc brake rotors
are resurfaced. Repack the bearings with a high temperature
Multi-Purpose E.P. Grease.