13. TRANSMISSION
3-Speed (Transmission and Rear Axle)
First 1'000 miles-Drain and refill with lubricant spe
cified
below.
Every 1000 miles-Check at operating temperature
and keep lubricant at level of the filler plug.
Add SAE-80 multipurpose gear lubricant (G. M.
Part No. 3772661) as required.
Powerglide (Transmission only)
Every 1000 miles-Check fluid level on dipstick with
engine idling, selector lever in NEUTRAL posi
tion,
parking brake set and transmission at
operating temperature. Add Automatic Trans
mission
Fluid Type "A" with an AQ-ATF-A num
ber to full mark on dipstick . Check with engine
idling. DO NOT OVERFILL. Correct oil level must
be established by dipstick measurement.
NOTE: From the "Add Oil" mark to the "Full"
mark
on the dipstick indicates a difference of
only 1 pint of fluid.
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14. REAR AXLE
First 1000 miles-Drain rear axle and refill with
lubricant specified
below.
Every 1000 miles-Check rear axle at operating tem
perature and keep lubricant at level of filler
plug.
Every 10,000 miles or seasonally-Drain rear axle
and refill with lubricant specified below.
With Powerglide Transmission
Add G. M. No. 3772661 (SAE-80 Multipurpose Gear
Lubricant) or equivalent to rear axle as required.
With 3-Speed Transmission
Add G. M. Part No. 3772661 (SAE-80 Multipurpose
Gear Lubricant) or equivalent to rear axle as
required.
NOTE: if rear axle requires additional lubricant,
be sure that 3-speed transmission is also checked.
Low lubricant in the axle indicates that the trans
mission
may also be low .
15. BATTERY
Every 1000 miles-Check fluid level. Keep filled with
distilled
water to level of the split ring in the
vent tube. Oil battery terminal washer with engine
oil. Clean top of battery regularly with diluted
