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Tech Tip: Acura with Idle Vibration/Harsh Shifting Issue
January 26, 2010
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. read more
 
Servicing Hybrids: 10 Must Read Articles for Servicing Hybrid Vehicles from Ford, GM, Toyota, Honda and Nissan
January 18, 2010
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... read more
 
Make Sure You Have the Necessary Transmission Service Tools and Equipment
December 01, 2009
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. read more
 
Tech Tip: Honda Drivetrain Noise/Judder from Rear of Vehicle
November 12, 2009
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. read more
 
Tech Tip: Kia 4WD Mode Inoperative
November 12, 2009
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. read more
 
Tech Tip: An Economical And Effective Way To Refinish A Seal-Worn Shaft
August 13, 2009
Grooves from shaft wear can allow oil to leak out, which can result in bearing damage and failure. read more
 
Tech Tip: A/T, M/T Crossmember Service Precautions
August 11, 2009
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, regardless if the vehicle is supported by a lift... read more
 
Diagnosing Mercedes-Benz Low Range Light Flashes, Code P1831
July 23, 2009
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. read more
 
Honda Tech Tip: Rear Differential Moan or Groan
July 16, 2009
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. read more
 
Nissan Tech Tip: Chirp Noise on 2-3 Upshift
July 16, 2009
If a 1999-2000 Quest or Altima exhibits a “chirp” noise as the automatic transmission shifts from 2nd to 3rd gear, particularly when accelerating the vehicle with only 1/8 throttle applied, the noise may be coming from the high clutch assembly during operation. This noise can be eliminated by adding two bottles (200 cc each, 400 cc total) of Automatic Transmission Fluid Treatment... read more
 
  

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