Chevrolet 1977 light duty truck Service Manual page 318

Fig. 3D -2-T ypical G-Truck Rear Suspension
SHO CK ABSORBERS
Replacement
Refer to Figs. 3D-4 through 3D-8
vehicle m o unting provisions.
1. Raise vehicle on hoist, and support rear axle.
2. If equipped with air lift shock absorbers, bleed
air from lines. Disconnect line from shock absorber.
3. At the upper m ounting location, disconnect
COMPONENT PARTS REPLACEMENT
for specific
Fig. 3D -3-T ypical P-30 H.D. Truck Rear Suspension
shock absorber by removing nut and washers shown, and
bolt on G-models.
4. At the lower mounting location, remove nut,
washers and bolt as shown.
5. Remove shock absorbers from vehicle.
6. To install shock absorber, place into position
and reattach at upper m ounting location. Be sure to
install nuts and washers as shown.