Product Details

• ATSG part number: 5L40E / 4L40E
• Book type: Rebuild and overhaul – Techtran Manual
• Covered models: 5L40, 5L40E, 5L40-E M82, MX5, A5S360R, 5L50, 5L50E, 5L50-E, M22, A5S390R, 4L40, 4L40E, 4L50, 4L50E, 4 and 5 speed automatic
• Makes: BMW, Buick, Cadillac, Pontiac
• Year range: 1999-2010
• Format: Paperback
• Pages: 128
• Copyright date: 2002
• UPC: 852553006332
• Country of origin: USA

The blue cover 5L40E-4L40E ATSG overhaul manual covers procedures and technical service information for transmission inspection, repair, dis-assembly, assembly, diagnosis, and troubleshooting.

This book contains detailed information regarding the following:

• Bushing locations
• Checkball locations
• Clutch clearance specifications
• Diagnostic trouble codes
• Electrical volt and ohms information
• Endplay check and recommendations
• Exploded views
• Recommended tools list – Not all required
• Control solenoid specifications and locations
• Thrust washer locations
• Torque specifications
• Torrington bearing locations
• Trouble codes and fixes
• Trouble shooting
• Valve body assembly detail for valves and springs
• Much more….

The 4L40E, 5L40E, and A5S360R transmission started production in 1999. These 5 speed automatic transmissions were found in a variety of RWD applications.

This transmission is found in the following applications:

BMW

• 128i, 3.0L, 2007
• 135i, 3.0L, 2007
• 323i, 2000*
• 328i, 2000*
• 325xi, 2.5L, 2001-2005
• 330xi, 3.0L, 2001-2005
• 335i, 3.0L, 2007
• 335xi, 3.0L, 2007
• X3, 2.5L, 3.0L, 2004-2006
• X5, 2.5L, 3.0L, 1999-2006
• Z3, 2.2L, 2.5L, 3.0L, 3.2L, 2001-2003
• Z4, 2.5L, 3.0L, 3.2L, 2003-2006*

Buick

• Electra, 2007-2009
• Park Avenue, 2007-2009

Cadillac

• CTS, 2.8L, 3.6L, 5.7L, 6.0L, 2003-2007
• SRX, 3.6L, 4.6L, 2004-2009
• STS, 3.6L, 4.6L, 4.4L, 2005-2007
• XLR, 4.4L, 2004-2006

Pontiac

• G8, 3.6L, 2008-2010
• Solstice, 2.0L, 2.4L, 2006-2010

*This application could have had either the GM 5L40E, 5L50E or the ZF version transmission.  This book only works with the GM made transmission.

This automatic transmission rebuild book covers the following years: 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, and 2010.

Automatic Transmission Service Group - ATSG Techtran rebuild manual

ATSG produces the overhaul books that transmission mechanics; both professional and DIY, have looked to since 1985.

Automatic Transmission Service Group (ATSG) is the largest technical support service in the automatic transmission Industry. ATSG manuals are the world's foremost service guides utilized by professionals and technicians to troubleshoot and diagnose problematic areas, disassemble transmissions and reassemble accurately and efficiently. ATSG manuals cover all aspects of transmission care, overhaul and rebuild procedures. Straightforward and simple to use, ATSG manuals will assist professionals and non-professionals alike with all aspects of automotive transmission care.