Specifications; Fluid Specification; Adjustment Tightening Specifications; Fastener Tightening Specifications - GMC C Series 1993 Repair Manual

FLUID SPECIFICATION

Power Steering Fluid Requirement................. ........ .................................GM Power Steering Fluid Part N o. 1050017

FASTENER TIGHTENING SPECIFICATIONS

(1) Pitman Shaft Preload Adjuster Screw Jam N u t.......................... ................:........................... 90 N*m
(2) Side Cover B olts...............
(8) Rack Piston Plug:
Aluminum .............
S teel............... ....... ..... ..................................... ............................................... ...... .... ................... 115 N-m
(14) Adjuster Plug Lock N u t . . ......... ..............
(19) Adjuster Plug and
(22) Bearing
(40) Relief Valve .........
(48) Lock washer Screw s............................................................................................. ...!........................8N§m

ADJUSTMENT TIGHTENING SPECIFICATIONS

(5) Pitman Shaft Over Center Preload*
New G ear....... ........................................................... ....... ................................ .................... 0.7-1.1 Nrnri (6-19 lb. in.)
Used Gear** ............................................ ...................................:........................ ................0,5-0.6 N*m
(5) Pitman Shaft Final Over Center Reading Total— Maximum
New G ea r ....... .............. ....................................................................................... ;.....................2.3 N»m
Used G ear............. .................... .................................... ................................ ........................ .
(35) Worm Shaft Thrust Bearing P reload .......................................... ............ ..........i.v....... ...0.5^1.1 N*m
♦Figure is in addition to worm shaft thrust bearing preload and valve and seal drag.
♦♦Steering gear is considered used after it has been in service for 400 miles (650 km).
POWER STEERING GEAR UNIT REPAIR 3B1A-17

SPECIFICATIONS

or Equivalent m eeting G M S pecification 9 9 85010.
(66 lb. ft )
..47 N*m (35 lb. ft.)
102 N*m (75 lb. ft.)
(85 lb. ft.)
...108 N*m (80 lb. ft.)
,27 N*m (29 lb. ft.)
47 N-m (35 lb. ft.)
(6 lb. ft.)
(4-5 lb. in.)
(201b. in.)
1.6 N«m (141b. in.)
(4-10 lb. in.)