Product Details

• ATSG part number: 4L30E
• Book type: Rebuild and overhaul – Techtran Manual
• Covered models: 4L30, 4L30E, R1, R-1, RMQ, ML4 4 speed automatic
• Makes: GM, BMW, Cadillac, Honda, and Isuzu
• Year range: 1990-2004
• Format: Paperback
• Pages: 120
• UPC: 852553006295
• Copyright date: 1992 – Updated 2003
• Country of origin: USA

The blue cover 4L30E 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 4L30E started production in 190. This 4 speed automatic transmission was in both 2wd and 4wd applications.

This transmission is found in the following applications:

BMW

• 318i 1991-1997
• 318is 1991-1997
• 323i 1998-1999
• 323is 1998-1999
• 325i 1991-1995
• 325is 1991-1995
• 325iX 1991
• 525i 1991-1995
• 528i 1997-1999
• Z3 1996-2001

Cadillac

• Catera 1997-2001

Honda

• Passport 1994-2002

Isuzu

• Amigo 1999-2000
• Axiom 2002-2004
• Rodeo 1992-2004
• Trooper 1992-2002
• VehiCROSS 1999-2001

This automatic transmission rebuild book covers the following years: 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, and 2004.

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.