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2009 Chevrolet Trailblazer

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FAQ for Steering Gearbox Repair

Q: How to disassemble the Steering Gear Stub Shaft Seal and Bearing?

First, you need to remove the adjuster plug from the gear assembly, remove the adjuster spring and the rack bearing, and remove the retaining ring from the valve bore of the rack and pinion gear assembly. Then, please remove the dust cover from the bottom of the rack and pinion gear assembly, and remove the hex lock nut from the lower end of the pinion and valve assembly. Finally, you should press the pinion and valve assembly only far enough to allow the removal of the stub shaft bearing annulus and the stub shaft seal, press on the threaded end of the pinion until removal of the stub shaft, the stub shaft seal, the stub shaft bearing annulus assembly is possible.

By Bob

GM Specialist

01/11/2022

Q: How to remove the Steering Gear?

First, you need to raise and support the vehicle, install a drain pan under the vehicle, remove the tires and wheels, disconnect the outer tie rods from the steering knuckles, and remove the steering gear crossmember. Then, please disconnect the lower intermediate shaft from the power steering gear, remove the power steering hose assembly to the power steering gear retaining bolt, and remove the power steering hose assembly from the power steering gear. Finally, you should support the power steering gear, remove the power steering gear from the vehicle, and remove the outer tie rods from the inner tie rods.

By Bob

GM Specialist

01/11/2022

Q: How to install the Steering Gear Cylinder Pipe Assembly and Seals-Off Vehicle?

First, you need to inspect the cylinder lines for cracks, dents, or damage to the threads, and replace the parts. Then, please lubricate and install the O-rings seals onto the cylinder lines, place the smaller cylinder line into the valve housing, place the other end of the cylinder line at the gear tube end, place the larger cylinder line into the valve housing, place the other end of the cylinder line at the gear tube end, place the cylinder line retaining plate over the cylinder line beads at the valve end. Finally, you should install the TORX(R) screw into the cylinder line retaining plate and tighten both cylinder line nuts at the cylinder end,.

By Bob

GM Specialist

01/11/2022

Q: How to remove the Steering Gear Cylinder Pipe Assembly and Seals-Off Vehicle?

First, you need to remove the TORX(R) screw from the cylinder line retaining plate at the valve end and remove the cylinder line retaining plate. Then, please loosen both cylinder line nuts on the cylinder end of the gear assembly. Finally, you should remove both cylinder line assemblies from the rack and pinion gear assembly, and remove and discard the O-rings seals from the valve end.

By Bob

GM Specialist

01/11/2022

Q: What kind of special tool is needed when replacing the Steering Gear Stub Shaft Seal and Bearing?

You need to use the J 29810 Stub Shaft Seal Protector.

By Bob

GM Specialist

01/11/2022

Q: What is the recommended torque for the outer tie rod retaining nuts?

The recommended torque is 57 N.m (42 lb-ft).

By Bob

GM Specialist

01/11/2022

Q: How to remove the Steering Gear Boot-Off Vehicle?

First, you need to remove the outer tie rod, and the rack and pinion gear. Then, please remove and discard the small seal retaining clamp, remove and discard the large seal retaining clamp from the rack and pinion boot with side cutters. Finally, you should firmly pull the rack and pinion boot from the gear and discard the rack and pinion boot.

By Bob

GM Specialist

01/11/2022

Q: How to adjust the Steering Gear Rack Bearing Preload-Off Vehicle?

First, you need to loosen the adjuster plug lock nut and tighten the adjuster plug. Then, please turn the adjuster plug back 30 degrees. Finally, you should install the adjuster plug lock nut to the adjuster plug.

By Bob

GM Specialist

01/11/2022

Q: How to install the Steering Gear Boot-Off Vehicle?

First, you need to apply the grease provided to the inside of the rack and pinion boot ribs, place the new large seal retaining clamp onto the rack and pinion boot, install the boot over the inner tie rod end, install the new small seal retaining clamp over the boot. Then, please slide the boot towards the center of the gear assembly until the boot seats in the inner tie rod retaining groove. Finally, you should crimp the large seal retaining clamp on the boot, crimp the small seal retaining clamp to the inner tie rod assembly, and install the rack and pinion gear, the outer tie rod.

By Bob

GM Specialist

01/11/2022

Q: What is the recommended torque for the adjuster plug lock nut?

The recommended torque is 75 N.m (55 lb-ft).

By Bob

GM Specialist

01/11/2022

See more FAQs (5)

FAQ for Other Repair Info

Q: What kind of special tool is needed when replacing the Parking Brake Cable?

You need to use the J 37043 Parking Brake Cable Release Tool.

Q: How to remove the Power Steering Gear Inlet and Outlet Hose (4.2L)?

First, you need to raise and support the vehicle, remove the engine protection shield, install the drain pan under the vehicle, remove the Power Steering Hose assembly to the power steering gear retaining bolt, disconnect the power steering hose assembly from the power steering gear, disconnect the power steering return hose and power steering cooler hose from the power steering cooler, disconnect the power steering pressure hose and power steering cooler hose from the power steering pump. Then, please lower the vehicle, remove the power steering hose assembly to the front crossmember bracket mounting bolt, remove the battery tray and the fuse block cover, remove the upper fuse block assembly from the lower fuse block and set the upper fuse block on the engine, remove the power steering hose assembly bracket retaining bolt at the wheel well, remove the power steering hose assembly bracket from the wheel well, remove the power steering hose assembly to frame brackets retaining bolts, remove the power steering hose assembly from the vehicle. You also need to disconnect the negative battery cable from the fender and fuse block, disconnect the positive battery cable from the fuse block, disconnect the wiring harness connector from the fuse block and remove it from the bracket, disconnect the fuse block wiring harnesses from the wiring loops, disconnect the wiring harness clips from the fender, disconnect the upper fuse block locking tabs to lower fuse block. Finally, you should raise and support the vehicle, install the seal extraction end of the J 44586 to the power steering gear oil seal, extract the power steering gear oil seal from the power steering gear, note the location of the hoses, remove the 3 retaining clamps, and the damaged power steering hose.

Q: How to remove the Steering Knuckle (4WD)?

First, you need to remove the tire and wheel center cap, and the drive axle nut, and raise and support the vehicle. Then, please remove the tire and wheel, the wheel hub and bearing, disconnect the outer tie rod from the Steering Knuckle, and remove the brake hose bracket from the steering knuckle. Finally, you should remove and discard the upper control arm to the steering knuckle pinch bolt and nut, disconnect the upper control arm from the steering knuckle, remove and discard the lower ball joint retaining nut, remove the steering knuckle from the lower control arm, and remove the steering knuckle from the vehicle.

2009 Chevrolet Trailblazer Steering Gearbox

2 Products found

OEM (Genuine) 2009 Chevrolet Trailblazer Gear Kit, Steering (Remanufacture)

OEM (Genuine) 2009 Chevrolet Trailblazer Gear Kit, Steering (Remanufacture)

FAQ for Steering Gearbox Repair