How do I adjust my GM gearbox?
- Start by jacking the car up and centering the steering wheel.
- Next, find the steering box.
- Fit your 5/8″ wrench on the nut and crack it loose.
- Loosen the nut a few turns to allow the adjusting screw to be tightened.
- Now slip your 3/16″ Allen into the adjusting screw and tighten it until snug.
How do you adjust a manual steering gear box?
To make the over center gearbox adjustment; find the center position of the steering wheel. Turn the steering or worm shaft from full right to full left while counting the number of turns. Divide the number of turns by two to find the middle. This will let you turn the steering wheel from full stop to the center.
How do you adjust the worm gear on a steering box?
The worm bearings are adjusted by loosening the big lock nut, then turning the bearing housing. On the 59 and older trucks, this adjustment is at the bottom of the box, at the front. On the 60-newer trucks, look at the top of the box, where the steering shaft (to the steering wheel) sticks out.
How do you check a steering gear box?
To check the box itself, raise the front of the car on ramps, so that its weight remains on the front wheels. Apply the handbrake and put chocks behind the rear wheels. Set the front wheels pointing straight ahead. Make a chalk mark on the rim of the steering wheel and ask a helper to sit in the car.
How do you know if you need a new steering box?
Symptoms of a bad or failing steering rack/gearbox
- Very tight steering wheel. Today’s rack and pinion steering systems are supported by a power steering unit that utilizes hydraulic pressure to allow easy and quick steering wheel handling.
- Leaking power steering fluid.
- Grinding noise when steering.
- Burning oil smell.