Engine and Transmission Service Repair Manuals PDF

On TruckManualsHub.Com, you will find manuals for servicing engines and transmissions: repair and maintenance manuals, error codes, and electrical wiring diagrams.

These service and repair manuals contain information on the operation and maintenance of engines and transmissions. 

Allison Transmission

Changfa, Cummins    

Daewoo, Detroit Diesel, Deutz, Doosan, Duramax Engine 

Eaton Transmission



Komatsu, Kubota


Navistar International



Webasto, Wechai Power

Yuchai, Yanmar

The manuals also contain essential safety information, technical specifications of engines/transmissions and their systems, error codes, troubleshooting instructions, and a list of authorized service centers of the manufacturer and component manufacturers.

Read and follow all safety instructions. 

Keep the manual you need with the equipment on which the engine is installed. When selling or leasing equipment, hand over the engine service manual to the new owner.

In these manuals, all information, specifications and maintenance recommendations are based on the data valid at the time of publication of service manuals. 

Engine Repair Service Manuals PDF

The latest diesel technology and high-quality components have been used to build your existing engine. If it is necessary to replace certain engine parts, we recommend that you use only branded spare parts that can be purchased from an authorized dealer. Such parts are marked with the appropriate trademarks. The spare parts catalogue will help you choose the correct spare part.