Technical Service Bulletins

This bulletin applies to 2016-2017 Jeep Patriot/Compass vehicles built on or after June 20, 2016, and on or before March 31, 2017, and equipped with a 6-speed automatic transmission...

This bulletin applies to 2013-2015 Hyundai Veloster vehicles equipped with a 1.6L turbo GDI engine.

Mercedes-Benz vehicles equipped with electric power steering, such as the 2016 C300, may emit a rattling/humming noise from the electric steering system when steering. The issue...

Some 2012-2014 Toyota RAV4 EV vehicles may experience a lack of heat from the HVAC system. An updated PTC heater is available to address this concern (electric heater sub-assembly...

This bulletin applies to 2008-2015 Buick Enclave vehicles equipped with a 3.6L engine. Some customers may comment about an engine misfire and check engine light with any or all...

Some 2012-2013 Ford F-150 trucks equipped with a 5.0L engine and built on or before Dec. 4, 2012, may buck or jerk under light throttle for the first 60 seconds after startup ...

This bulletin applies to 2009-2013 Ram 1500, 2009-2013 2500, 2009 3500, and 2013 3500 trucks equipped with a 5.7L engine and built on or before Nov. 20, 2012. The customer may...

In some 2013 Chevy Silverado trucks equipped with a 6.0L engine, the MIL may be on with DTC P0420 (catalyst system low efficiency) stored.

Some 2018 Lincoln Navigator vehicles may exhibit a battery draw resulting in a discharged battery. An electronic park brake (EPB) switch internal short may cause the ABS module...

This applies to all Acura vehicles equipped with CMBS (collision mitigation braking system) where the millimeter wave radar looks through the front grille upper molding.

This bulletin applies to all Kia vehicles equipped with 2.4L Theta I & II engines. The correct OCV (oil control valve) must be matched with the proper cylinder head when servicing...

This bulletin applies to 2014-2015 Fiat 500L vehicles that experience intermittent battery drain after sitting for long periods of time.

Some 2016-2018 Toyota Tacoma vehicles equipped with a 2GR-FKS engine and automatic transmission may exhibit a stumble at WOT (wide open throttle) takeoff during operation in a...

On 2017 Audi A4, A5 and A6 vehicles, a rattling noise may be heard from under the vehicle. The noise may be traced to the transmission gear oil pump.

This bulletin applies to 2011 Subaru Forester models equipped with a 2.5L naturally aspirated engine.

Some 2014-2015 Toyota Tundra trucks equipped with a 3UR engine may exhibit a MIL on with DTC P2440 (secondary air injection system switching valve stuck open bank 1) and/or P2442...

This bulletin applies to 2012 and later Kia vehicles.

This bulletin applies to some 2014 Mercedes-Benz C350 vehicles.

This bulletin applies to 2009-later Porsche Cayenne Diesel vehicles.

Some Toyota vehicles (2011-2013 Highlander, Sequoia and Sienna) may exhibit a condition where there is a lack of cooling from the A/C system.