🏷️ Basic Information

Make:

BMW

Model:

6 Series (E24)

Specific Models Covered:

633CSi, 635CSi, M6

Generation Code:

E24

Production Years Covered:

1983-1989

Chassis Codes:

E24

👋 Introduction

Market Position:

Luxury Grand Tourer (GT), high-performance coupe segment

Competitive Analysis:

Competed against other premium GTs of the era, offering a blend of performance, comfort, and advanced engineering.

Key Features:

Elegant design, powerful inline-six engines, sophisticated suspension, premium interior appointments, driver-focused cockpit.

Manual Value Proposition:

Provides comprehensive, make/model/year-specific repair and maintenance information, empowering owners for DIY tasks.

Manual Advantage:

Instant download availability, detailed diagrams, and expert-level coverage exceeding generic manuals.

📋 Manual Details

Coverage Areas:

All Workshop Repair Procedures, Electrical Diagrams, Service Procedures, Fluid Capacities

Manual Type:

Service Repair Manual

Language:

ENGLISH

Format:

PDF (Instant Download)

📖 Manual Coverage

Systems Covered:

General Information, Lubrication, Fuel System, Engine (Removal/Installation, Cylinder Head/Valve, Cylinder/Piston, Crankcase, Crankshaft/Primary Shaft), Clutch, Gearshift Linkage, Sub Transmission, Transmission, Front Wheel/Suspension, Rear Wheel/Suspension, Hydraulic Brake System, Battery/Charging System, Ignition System, Electric Starter, Switches, Wiring, Bodywork

Procedures Included:

Re-wiring, Engine Rebuilding, Inspections, Adjustments, Maintenance, Troubleshooting, Repair Procedures

Technical Depth:

Comprehensive (from basic maintenance to complete engine rebuilds and advanced electrical diagnostics)

📊 Manual Specifications

File Format:

PDF

Searchable Text:

Implied by PDF format, likely searchable

Print Quality:

High-resolution, suitable for printing pages or entire manual

Binding Type:

Digital (N/A for printed)

Paper Type:

Digital (N/A for printed)

Usability:

Printable, Viewable on Screen, Zoom In/Out Functionality

⚙️ Engine Specifications

Engine Code:

M30B32

Engine Type:

Inline 6-cylinder, SOHC (Single Overhead Cam)

Displacement:

3.2 Liters (3210 cc)

Bore X Stroke:

92 mm x 90 mm

Compression Ratio:

8.3:1 (approx.)

Horsepower:

197 hp @ 5500 rpm (approx.)

Torque:

285 Nm (210 lb-ft) @ 3500 rpm (approx.)

Engine Code:

M30B34

Engine Type:

Inline 6-cylinder, SOHC (Single Overhead Cam)

Displacement:

3.4 Liters (3430 cc)

Bore X Stroke:

92 mm x 86 mm

Compression Ratio:

8.8:1 (approx.)

Horsepower:

218 hp @ 5700 rpm (approx.)

Torque:

304 Nm (224 lb-ft) @ 4000 rpm (approx.)

Engine Code:

S38B35

Engine Type:

Inline 6-cylinder, DOHC (Double Overhead Cam), 24 Valves

Displacement:

3.5 Liters (3453 cc)

Bore X Stroke:

93.4 mm x 84 mm

Compression Ratio:

10.5:1

Horsepower:

256 hp @ 6500 rpm (DIN)

Torque:

330 Nm (243 lb-ft) @ 5000 rpm (DIN)

Fuel Delivery:

Bosch L-Jetronic or Motronic fuel injection (depending on model and year)

🔧 Transmission

Type:

5-speed manual (Getrag 265)

Type:

3-speed automatic (ZF 4HP22)

Clutch:

Hydraulically operated single dry plate clutch

Final Drive:

Limited-slip differential (optional/standard on some models)

📐 Dimensions

Value:

4750 mm (187.0 in)

Value:

1720 mm (67.7 in)

Value:

1380 mm (54.3 in)

Value:

2775 mm (109.3 in)

Curb Weight:

Approx. 1550-1650 kg (3417-3638 lbs) depending on configuration

🛡️ Safety Features

Ratings:

NHTSA/Euro NCAP ratings from this era are not directly comparable to modern standards; focus on chassis rigidity and passive safety features of the time.

Active Features:

Anti-lock Braking System (ABS) - typically optional or standard on later models

Passive Features:

Reinforced body structure, crumple zones, seatbelts, padded dashboard

💡 Technology Features

Infotainment:

Basic AM/FM radio with cassette player, optional premium sound system.

Driver Assistance:

ABS (optional/late model), power steering.

Connectivity:

Analog systems only, no modern digital connectivity.

Comfort Features:

Power windows, power mirrors, air conditioning, cruise control, central locking, leather upholstery, supportive seats.

🔧 Maintenance

Interval:

Every 7,500 - 10,000 miles (12,000 - 16,000 km) or 12 months, whichever comes first

Interval:

Replace with every oil change

Interval:

Every 30,000 - 50,000 miles (48,000 - 80,000 km), depending on plug type

Specification:

SAE 15W-40 or 20W-50 API SG (check owner's manual for precise recommendations based on climate)

Specification:

BMW Blue Antifreeze/Coolant (50/50 mix with distilled water)

Specification:

DOT 3 or DOT 4 brake fluid

Specification:

Dexron II or Dexron III ATF (Automatic Transmission Fluid)

Specification:

SAE 75W-90 GL-5 gear oil

Known Issues:

Rust (wheel arches, rocker panels, jacking points), aging rubber seals and hoses, potential head gasket leaks, fuel injector issues, ABS sensor failures, wear on suspension bushings, transmission synchro wear (manual).

📚 Vehicle History

Brand Heritage:

BMW's reputation for building sporting sedans and coupes with exceptional engineering and driving dynamics.

Model Evolution:

The E24 6 Series replaced the E9 Coupe and served as BMW's flagship coupe, evolving from the 630CS to the more potent 633CSi, 635CSi, and the high-performance M6.

Production Period:

1976-1989

Production Locations:

Dingolfing, Germany

🏆 Awards & Recognition

Recognitions:

The E24 6 Series was well-regarded for its styling and performance, often featured in automotive publications for its GT capabilities. Specific awards are not readily available for this era but it was a highly respected model.