K 1500 Suburban 4WD V8-4.8L VIN V (2003)
1. Install the rear servo to the transmission in the following order:
1.1.
Accumulator spring (14)
1.2.
Selective pin (13)
1.3.
Servo spring retainer (12)
1.4.
Servo spring (11)
1.5.
Washer (10)
1.6.
Piston seal (9)
1.7.
Accumulator piston (8)
1.8.
Inner ring oil seal (7)
1.9.
Outer ring oil seal (1)
1.10.
Servo piston (2)
1.11.
Bottom retaining clip (3)
1.12.
Cover gasket (4)
1.13.
Cover (5)
1.14.
Cover bolts (6)
Notice:
Refer to Fastener Notice in Service Precautions.
See: Service Precautions/Vehicle Damage Warnings/Fastener Notice
2. Tighten the cover bolts (61).
-
Tighten the bolts to 24 Nm (18 ft. lbs.).
3. Install the transmission filter.
Forward Servo
4L80-E/4L85-E
Forward Servo Replacement
Removal Procedure
1. Remove the transmission filter.
2. Remove the forward servo cover bolts, cover, and gasket.
3. Remove the following parts:
3.1.
Forward servo piston pin (5)
3.2.
O-ring seal (4)
3.3.
Servo piston (3)
3.4.
Retainer (2)
3.5.
Piston spring (1)
Installation Procedure