Power Steering Pump Replacement - GMC G Service Manual

6. Install the steering gear. Refer to "Steering Gear
Installation" in this section.
7. Fill the pump reservoir with power steering fluid and
bleed the system. Refer to "Bleeding the Power
Steering System" in this section.
POWER STEERING PUMP
REPLACEMENT
M
Remove or Disconnect (Figures 23
■ —"* through 32)
Tool Required:
J 25034-B Power Steering Pulley Remover
• Place a drain pan below the pump.
1. Battery ground cable.
2. Pump belt.
POWER STEERING 3B3-19
Figure 22 — Checking Over-Center Rotational
Torque
3. Hoses at the pump. Raise the hose up to prevent
drainage of the oil. Cap or tape the ends of the hose
and pump to prevent the entrance of dirt.
• On models with remote reservoir, disconnect
the reservoir hose at the pump. Cap the pump
fittings.
• On G-Models, remove the pump pulley now, following
step 6 instructions below. After pulley removal, return
to this point in the procedure and continue.
• Remove and cap remaining pump line.
4. Pump adjusting bolts, nuts and brackets.
5. Pump assembly.
6. Pulley from the pump.
• Install J 25034-B. Be sure the pilot bolt bottoms
in the pump shaft by turning the nut to the top of
the pilot bolt.
• Hold the pilot bolt and turn the nut counterclock­
wise (figure 32).
h H Install or Connect (Figures 22 through 32)
Tool Required:
J 25033-B Power Steering Pump Pulley
Installer.
1. Brackets to the pump.
2. Pulley to the pump.
• Place pulley on the end of the pump shaft and
install J 25033-B. Be sure the pilot bolt bottoms
in the shaft by turning the nut to the top of the
pilot bolt.
• Hold the pilot bolt and turn the nut clockwise
(figure 32).
• On models equipped with a remote power steering
pump reservoir fill the pump housing with as much
fluid as possible before mounting.
3. Pump assembly and attaching parts loosely to the
engine.