This comprehensive 1990 Dodge Ram Truck Service Repair Manual provides detailed instructions and illustrations to help you maintain and repair your vehicle. Covering a wide range of models, including the W150, W250, W350, D150, D250, D350, AD100, and AD150, as well as diesel engine variations, this manual is an invaluable resource for both novice and experienced mechanics.

Dive into the intricate workings of your Dodge Ram with sections dedicated to essential maintenance procedures like lubrication and routine checks. Explore the intricacies of suspension, differential, and driveline systems, ensuring smooth and reliable performance. The manual also covers vital safety components including brakes, cooling systems, and restraint systems.

Navigate the complexities of your vehicle's electrical and electronic systems, including audio/video, electronic control modules, engine systems, and power systems. Understand the function and repair of essential components like the instrument cluster, lamps, and message systems.

Detailed sections on the engine, exhaust system, frame and bumpers, fuel system, steering, automatic transmission, tires and wheels, and body provide comprehensive guidance on troubleshooting and repair. Additionally, discover information related to heating and air conditioning, emission control systems, and a comprehensive component and system index for quick reference.

The 1990 Dodge Ram Truck, encompassing the W150, W250, W350, D150, D250, D350, AD100, and AD150 models, marked a significant transition for Dodge's pickup truck lineup. This generation, known as the "second-generation" Ram, introduced a squared-off design aesthetic that was a departure from the previous rounded body style, giving the truck a more imposing and rugged appearance. This generation also saw the introduction of the Cummins 5.9L turbodiesel engine, a powerful and reliable option that would become synonymous with the Ram brand. The 1990 Ram offered a wide range of powertrain choices, including gasoline V6 and V8 engines, as well as diesel options. The truck was available in a variety of configurations, including regular cab, extended cab, and crew cab models, with bed lengths ranging from 6.5 feet to 8 feet.

The 1990 Ram was offered with a variety of features, including power steering, power brakes, air conditioning, and an AM/FM radio. The truck was known for its durability, reliability, and towing capacity, making it a popular choice for both work and recreational use. This generation of the Ram pickup was also known for its strong frame, suspension, and drivetrain components, allowing it to handle heavy loads with ease. The 1990 Ram was a capable and versatile truck that helped to solidify Dodge's position as a leader in the pickup truck market. The introduction of the Cummins 5.9L turbodiesel engine in this generation solidified the Ram's reputation for power and durability, setting the stage for its continued success in the years to come.