Chevrolet Sonic Repair Manual: Hub/Axle Flange and Wheel Stud Runout Inspection
Special Tools
GE-8001 Dial Indicator Set , or equivalent
- Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle.
- Mark the location of the wheels to the wheel studs and mark the specific
vehicle position on each tire and wheel ?ELF, LR, RF, RR.
- Remove the tire and wheel assemblies from the vehicle. Refer to Tire and
Wheel Removal and Installation.
- Remove the brake rotors and/or brake drums from the vehicle. Clean the mounting
surfaces of the brake rotors, the brake drums, if equipped, and the hub/axle
flanges of any loose debris, rust, and corrosion.
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- Position the GE-8001 Dial Indicator Set , or equivalent, on the machined
surface of the wheel hub/axle flange outside of the wheel studs.
- Rotate the hub one complete revolution in order to find the low spot.
- Set the GE-8001 Dial Indicator Set , or equivalent, to zero at the
low spot.
- Rotate the hub one more complete revolution and measure the total amount
of wheel hub/axle flange runout.
Specification ?EGuideline
Wheel hub/axle flange runout tolerance guideline: 0.132 mm (0.005 in)
- If the runout of the wheel hub/axle flange IS within specification and the
vehicle is equipped with wheel studs, proceed to step 13.
- If the runout of the wheel hub/axle flange IS within specification and the
vehicle is equipped with wheel bolts, proceed to step 19.
- If the runout of the wheel hub/axle flange is marginal, the wheel hub may
or may not be the source of the disturbance.
- If the runout of the wheel hub/axle flange is excessive, replace the wheel
hub/axle flange. Measure the runout of the new wheel hub/axle flange.
- Position the GE-8001 Dial Indicator Set , or equivalent, in order
to contact the wheel mounting studs.
Measure the stud runout as close to the flange as possible.
- Turn the hub one complete revolution to register on each of the wheel studs.
- Zero the GE-8001 Dial Indicator Set , or equivalent, on the lowest
stud.
- Rotate the hub one more complete revolution and measure the total amount
of wheel stud ?Estud circle ?Erunout.
Specification ?EGuideline
Wheel stud runout tolerance guideline: 0.254 mm (0.010 in)
- If the runout of the wheel studs ?Estud circle ?Eis marginal, the wheel
studs may or may not be contributing to the disturbance.
- If the runout of the wheel studs ?Estud circle ?Eis excessive, replace the
wheel studs as necessary. Measure the runout of the new wheel studs.
- Inspect the threads and the tapered seat portion on each of the wheel bolts
for damage.
- Wheel bolts exibiting damaged threads and/or damaged tapered seats require
replacement.
- Place the threaded portion of each wheel bolt along a straight edge to inspect
for straightness.
- Wheel bolts that are not straight require replacement.
Removal Procedure
Warning: Refer to Brake Dust Warning.
Warning: Refer to Brake Fluid Irritant Warning.
Raise and support the vehicle. Refer to Lifting and Jacking the ...
Other materials:
Rear Wheel Bearing and Hub Replacement (Disc Brake)
Special Tools
EN–45059 Angle Meter
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Raise and suitably support the vehicle. Refer to Lifting and Jacking
the Vehicle.
Remove the tire and wheel assembly. Refer to Tire and Wheel Removal
and Insta ...
Air Conditioning Compressor and Condenser Hose Replacement (LDE/LWE)
Removal Procedure
Recover the refrigerant. Refer to Refrigerant Recovery and Recharging.
Disconnect the A/C refrigerant pressure sensor electrical connector.
Remove air conditioning compressor and condenser hose nut (1).
Remove air conditioning compressor and ...
Crankshaft Front Oil Seal Replacement
Special Tools
EN-960 Installer
EN-45000 Remover Oil seal
For equivalent regional tools, refer to Special Tools.
Removal Procedure
Remove the crankshaft balancer. Refer to Crankshaft Balancer Replacement.
Place a drain pan underneath the front crankshaft seal area.
...
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