Tech Notes
Engine Builders: The AERA Technical Committee offers the following information on coolant loss on 2001-2004 GM 6.6L diesel VIN 1 engines. Some owners may comment on engine coolant loss with no visible leaks. Excessive white smoke or a coolant type odor coming from the exhaust pipe, along with low coolant levels, may indicate coolant entering
Tech Notes
Engine Builders: A camshaft and lash adjuster design change was made between the 2004 and 2005 Ford 5.4L 3-valve VIN 5 engines. AERA’s Technical Commitee says do not use 2005 model year parts when servicing a 2004 model year or 2004 model year parts for a 2005 model year. If parts are intermixed during a
Tech Notes
Engine Builders: The AERA Technical Committee offers the following information on an exhaust noise for 2002-2004 GM 4.2L engines. This noise may be coming from under the vehicle or from the engine compartment. The cause of this noise may be from one or two known sources. The first location that may be causing this type
Tech Notes
Engine Builders: The AERA Technical Committee offers the following information regarding camshaft identification for 2001-2003 Hyundai 3.0 and 3.5L engines. Previously published service manual information has been called misleading, resulting in incorrect assembly. Each of these engines use four unique camshafts that look the same. Each camshaft for the 3.0L and 3.5L engine is etched
Tech Notes
Engine Builders: AERA members have reported an oil cooler leak on 2001-2004 GM 6.6L VIN 1 and 2 diesel engines. This engine is the Duramax™ used in many pickup models as well as some Topkick series vehicles. Minor imperfections in the engine block’s machine surface at the oil cooler interface may allow engine oil seepage
Tech Notes
Engine Builders: The AERA Technical Committee offers the following information regarding a revised timing cover for 2004-2005 Mack E-TechTM 12.0L diesel engines. This revision was made to strengthen the power steering pump mounting flange to help reduce breakage and cracking on certain applications. To provide strength, additional metal was added to the power steering pump
Tech Notes: Cylinder locations for Toyota engines
Engine Builders: The AERA Technical Committee offers the following information on cylinder locations for Toyota engines. This information is provided as different locations are used for the number one cylinder. This service bulletin illustrates the proper identification of engine bank 1 and engine bank 2, and the correct location of air/fuel sensors and oxygen sensors
Tech Notes
Engine Builders: The AERA Technical Committee offers the following information regarding harmonic damper loosening, key shear and crankshaft damage on 1992-2002 GM 6.5L diesel engines. This condition has been reported on engines that have been in service a long time as well as engines shortly after re-installation of the harmonic damper. In some instances, over
Tech Notes
Engine Builders: The AERA Technical Committee offers the following information regarding engine failure on 1998-2004 Chrysler 2.7L VIN R, U & V engines. There have been reports of premature engine failure on these engines, failures that may include tensioner failures, oil consumption and engine bearing failure. It has been suggested that many of these failures
Information regarding the oil pressure regulator valve on 1984-’96 Nissan 300ZX 3.0L non-turbo engines
Engine Builders: The following information regarding the oil pressure regulator valve on 1984-’96 Nissan 300ZX 3.0L non-turbo engines may be helpful for your installer customers. When installing a new replacement cylinder block/engine in a 300 ZX non-turbo car you’ll notice the new block/engine assembly comes with two blind plugs installed in the oil filter bracket
Revised oil pan gasket and installation kit for 1986-2001 Ford 3.0L VIN U engines
Engine Builders: The AERA Technical Committee offers the following information regarding a revised oil pan gasket and installation kit for 1986-2001 Ford 3.0L VIN U engines. The issue of continued oil pan leakage has prompted this new installation kit. A service oil pan gasket and a new service oil pan gasket kit has been released
Changes to the timing chain and oiling nozzle on 2000-’03 Saturn 2.2L VIN F engines
Engine Builders: The AERA Technical Committee offers the following information regarding changes to the timing chain and oiling nozzle on 2000-’03 Saturn 2.2L VIN F engines. All GM timing chain kits available through GM service have a revised nozzle included in the kit. The revised nozzle has higher flow rate characteristics that will increase oil