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Tech Tip: Humming Sound from Front of VW During Cornering

Models affected: 1998-2006 New Beetle, 1999-2005 Jetta, 2000-’06 Golf, 2003-’06 New Beetle Convertible and 2005-’06 New Jetta. More

Tech Tip: Acura with Idle Vibration/Harsh Shifting Issue

If a customer complains of a vibration at idle or harsh engagement when shifting the transmission between Park, Drive and Reverse, the probable cause is the front hydraulic engine mount may have deteriorated and torn. More

Servicing Hybrids: 10 Must Read Articles for Servicing Hybrid Vehicles from Ford, GM, Toyota, Honda and Nissan

Currently, there are about 1.2 million hybrid vehicles on the road. Within five years, hybrids are expected to account for 20 to 25% of all new car and light-truck sales. So sooner or later, you'll be working on these vehicles at your shop. These vehicles have the same service opportunities like brake pads, filters and suspension parts that need replacement. Also, battery packs, electric motors and... More

Make Sure You Have the Necessary Transmission Service Tools and Equipment

The three areas to consider are Electrical testing for things like solenoids, neutral safety switches, etc.; Electronic testing/diagnostics for computer-controlled transmissions; and Pressure testing to check internal hydraulic fluid pressures. More

Tech Tip: Honda Drivetrain Noise/Judder from Rear of Vehicle

If a customer with a 2003 and later Pilot or 2006 and later Ridgeline complains of a noise and judder from the rear of the vehicle when turning, the VTM-4 differential fluid could likely be contaminated by clutch wear, condensation or both. This causes the VTM-4 differential clutches to make noise and to judder when turning. More

Tech Tip: Kia 4WD Mode Inoperative

On the 2000 Sportage, the four-wheel-drive mode may become inoperative (diagnosed either during or after replacing the knuckles and hub seals) due to insufficient vacuum being applied to the hubs. In some cases, moisture has entered the vacuum system and vacuum lines have become corroded, plugged or developed a leak. More

Tech Tip: An Economical And Effective Way To Refinish A Seal-Worn Shaft

Grooves from shaft wear can allow oil to leak out, which can result in bearing damage and failure. More

Tech Tip: A/T, M/T Crossmember Service Precautions

When performing service work or installing an accessory short-throw shifter on any Subaru vehicle, it’s extremely important that the transmission is supported properly when removing or reinstalling the cross member. If not, damage to the bolts and/or threads will occur. Service Tips: 1. Support the transmission using a transmission jack, regardl More

Diagnosing Mercedes-Benz Low Range Light Flashes, Code P1831

If you receive customer reports in the affected model vehicles of the low range light flashing rapidly (18 times) after vehicle start with fault code P1831 (positioner motor, position sensor or power supply is faulty) in transfer case ECU, do not replace the transfer case motor. More

Honda Tech Tip: Rear Differential Moan or Groan

On 2002-'07 CR-Vs with 4WD, a moaning or groaning noise may come from the rear differential when making a sharp or tight turn at low speeds. This condition may be caused due to contamination in the rear differential fluid. More