Tech Tip: Proper Hub Unit Removal and Installation Keeps Wheels, Brakes and Other Parts Working Longer
Properly removing and installing hub unit bearings can not only enhance the performance and longevity of hubs, but will also benefit the axles and wheels. The Timken Company offers technicians the following Tech Tip on removing and installing hub unit bearings.
Tech Tip: Subaru Power Steering Groan/Vibration
A customer with a 2000-’02 Legacy sedan, wagon or Outback with a 2.5L engine may complain of an abnormal noise (groan) coming from the power steering pump and/or slight vibration in the steering wheel when turning at very low speeds. The new style hose assembly was used in production starting in ….
Tech Tip: Uncovering the Cause of Brake Shudder or Vibration
Some owners of 2004-2005 Dodge Durango vehicles may complain of brake shudder or vibration. The following technical service bulletin involves installing brake pads, resurfacing the rotors and checking rotor runout. The vehicle may exhibit pulsation or vibration in the brake pedal and/or steering wheel when the brakes are applied. The condition is most noticeable at speeds over 50 mph, but can occur at lower speeds. If the customers indicate that ….
Tech Tip: Debris Caught Between Leaf Springs May Result in Noise
During normal operation, certain vehicles may exhibit a squeaking noise that can be traced to the rear leaf springs. While this noise is an operating characteristic of leaf springs, the frequency and severity of this noise will be affected by the roads on which the vehicle is driven. The noise may be due to debris getting between the leaf springs. To correct this condition, lubricate the ….
Saturn Tech Tip: Diagnosing a Cracked Engine Coolant Temperature Sensor
Customers may comment about various driveability and/or engine operating concerns including: hard start, erratic idle, rough running, engine overheating, low and/or leaking coolant and/or Service Engine Soon lamp illuminated on 1991-2001 Saturn S-Series vehicles. This condition may be caused by a cracked engine coolant temperature sensor. You’ll need to replace the engine coolant temperature sensor, inspect and, if necessary, replace the sensor harness connector ….
Tech Tip: Uneven Brake Wear Can Result in Steering Wheel Vibration
Customers may report that a vibration or "judder" is felt in the steering wheel during braking. The front brake discs may have worn unevenly, resulting in thickness variations on the disc. The remedy is to install two new front brake discs in combination with new specification front brake pads ….
Tech Tip: Driveability Concerns Revolve Around Saturn’s Cooling System
Customers may comment about various driveability and/or engine operating concerns including: hard start, erratic idle, rough running, engine overheating, low and/or leaking coolant and/or Service Engine Soon lamp illuminated on 1991-2001 Saturn S-Series vehicles. This condition may be caused by a cracked engine coolant temperature sensor. You’ll need to replace the engine coolant temperature sensor, inspect and, if necessary, replace the sensor harness connector.
Tech Tip: Curing Steering Wheel Vibration Felt During Braking
Customers may report that a vibration or "judder" is felt in the steering wheel during braking. The front brake discs may have worn unevenly, resulting in thickness variations on the disc. The remedy is to install two new front brake discs (Land Rover P/N SDB000201) in combination with new specification front brake pads (Land Rover P/N SFC500050).
Tech Tip: Infiniti Engine Cranks, but Won’t Start
If the owner of a 1997 Infiniti I30 complains of an engine that cranks over normally, but is difficult to start or will not start at all, follow the service procedure listed in this tech tip.
Tech Tip: Diagnosing a Slow Cranking Starter or No Crank at All
A slow cranking starter or no crank at all may be caused by a faulty ground that prevents full voltage to the starter motor. Most people assume the starter is grounded because it is bolted to the engine. However, that does not mean it’s grounded properly. The combination of road dirt, salt corrosion, engine heat and vehicle age can prevent a good starter-to-engine ground (metal-to-metal contact).