This comprehensive Service Repair Manual provides detailed instructions and step-by-step diagrams for all workshop repair procedures for your BMW 633CSI and 635CSI, as well as the M6 model, covering years 1983-1989. This manual is your complete resource for maintaining and repairing your vehicle, covering everything from basic maintenance to complex engine rebuilds.

Dive into a wealth of information, including:

* **General Information**: Understand your vehicle's fundamental design and operation.
* **Lubrication**: Learn proper lubrication procedures and specifications.
* **Inspection and Adjustment**: Master routine inspections and adjustments to keep your car in top condition.
* **Fuel System**: Gain detailed knowledge of the fuel system, from injectors to fuel lines.
* **Engine Removal/Installation**: Detailed guidance on engine removal and installation procedures.
* **Cylinder Head/Valve**: Comprehensive coverage of cylinder head and valve repair and replacement.
* **Cylinder/Piston**: In-depth information on cylinder and piston repair and rebuild.
* **Clutch**: Detailed instructions for clutch repair and replacement.
* **Gearshift Linkage**: Comprehensive coverage of gearshift linkage maintenance and repair.
* **Sub-transmission**: Learn about sub-transmission components and repair procedures.
* **Crankcase**: Complete information on crankcase maintenance and repair.
* **Transmission**: Detailed instructions for transmission repair and service.
* **Crankshaft/Primary Shaft**: Comprehensive coverage of crankshaft and primary shaft repair and replacement.
* **Front Wheel/Suspension**: Detailed information on front wheel and suspension components and repair procedures.
* **Rear Wheel/Suspension**: Complete instructions for rear wheel and suspension repair and service.
* **Hydraulic Brake**: Learn about hydraulic brake components and repair procedures, ensuring safe braking.
* **Battery/Charging System**: Comprehensive coverage of battery and charging system maintenance and repair.
* **Ignition System**: Detailed instructions for ignition system repair and service.
* **Electric Starter**: Learn about electric starter components and repair procedures.
* **Switches**: Gain knowledge of switch components and repair procedures.
* **Technical Features**: Explore in-depth technical details specific to your BMW model.
* **Troubleshooting**: Find solutions to common problems and detailed troubleshooting guides.

This is a truly comprehensive manual, offering everything you need to maintain, repair, or rebuild your BMW 633CSI, 635CSI, or M6 with confidence.

The BMW 6 Series (E24) was a two-door grand tourer produced by the German automaker BMW from 1976 to 1989, succeeding the 3.0 CSL and carrying the internal designation E24. The 633CSi and 635CSi models were introduced in 1983, replacing the earlier 628CSi and 635CSi, respectively. They featured refined styling, luxurious interiors, and powerful engines. The 633CSi was powered by a 3.2-liter inline-six engine producing 184 hp, while the 635CSi boasted a 3.5-liter inline-six engine generating 218 hp. Both models offered a choice of a five-speed manual or a four-speed automatic transmission. The 633CSi and 635CSi models were praised for their balanced performance, comfortable ride, and elegant styling. Notably, the M6, a high-performance variant powered by a 3.5-liter inline-six engine with 286 hp, was introduced in 1983 and quickly became a legend on the road and the track.

The BMW 6 Series (E24) was a technological marvel for its time. It was one of the first cars to utilize a digital instrument cluster, which provided drivers with crucial information at a glance. The car was also equipped with an electronic fuel injection system, which ensured optimal engine performance and fuel efficiency. The 633CSi and 635CSi benefited from several improvements over their predecessors, including a revised suspension for better handling and a more sophisticated interior with improved materials. The M6, with its powerful engine, enhanced suspension, wider tires, and aerodynamic bodywork, was a true performance icon. It set new standards for handling and speed, solidifying the BMW 6 Series (E24) as a symbol of German engineering excellence. These cars remain popular classics today, sought after for their timeless design, refined driving experience, and enduring performance.