1990 Dodge Ram 50 Service and Repair Manual
1990 Dodge Ram 50 service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.
Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.
What’s included
- Step-by-step repair procedures and service information
- Specifications and reference data (where provided)
- Wiring diagrams and electrical sections
- Powertrain, brakes, steering, suspension, HVAC and more
Trims covered
- Base Extended Cab Pickup 2-Door
- Base Standard Cab Pickup 2-Door
- SE Extended Cab Pickup 2-Door
- LE Extended Cab Pickup 2-Door
- SE Standard Cab Pickup 2-Door
Engines covered
- 3.0L 2972CC 181Cu. In. V6 GAS SOHC Naturally Aspirated
- 2.4L 2351CC l4 GAS SOHC Naturally Aspirated
Index / Table of contents
- Body
- Brakes
- Chassis Electrical
- Driveline
- Engine Cooling
- Engine Electrical
- Engine Mechanical
- Engine Performance & Emission Controls
- Fuel System
- General Information & Identification
- Heating, Ventilation, & Air Conditioning
- Hybrid & Electric Vehicle Systems
- Steering
- Suspension
- Transmission, Clutch, & Transfer Case
- Wiring Diagrams
THE FRONT SAFETY BELT BUCKLE RELEASE BUTTONS CAN BREAK. THESE RED PLASTIC RELEASE BUTTONS ARE MARKED "PRESS." IF A BUTTON BREAKS, PIECES CAN FALL INTO THE BUCKLE ASSEMBLY CAUSING THE BUCKLE TO OPERATE
THE SAFETY BELTS WOULD NOT PROVIDE ADEQUATE PROTECTION TO AN OCCUPANT IN A VEHICLE CRASH.
OWNERS SHOULD PROMPTLY CHECK THE CONDITION AND OPERATION OF BOTH FRONT SAFETY BELT BUCKLES AND CAREF
THE SEAT BELT FOR BOTH PASSANGERS, DOES NOT LOCK TO HOLD PASSANGERS IN PLACE IN CASE OF SUDDEN IMPACT.
DRIVER'S SIDE WHEEL LOCKED UP WHILE DRIVING 70 MPH. THIS CAUSED THE VEHICLE TO SPIN AROUND TO THE LEFT ON THE HIGHWAY. NO INJURY OR CRASH WAS REPORTED. VEHICLE WAS TOWED TO A REPAIR SHOP. VEHICLE'S FR
DRIVER'S SIDE WHEEL LOCKED UP WHILE DRIVING 70 MPH. THIS CAUSED THE VEHICLE TO SPIN AROUND TO THE LEFT ON THE HIGHWAY. NO INJURY OR CRASH WAS REPORTED. VEHICLE WAS TOWED TO A REPAIR SHOP. VEHICLE'S FR
THE ENGINE GROUND WIRE WAS INSTALLED INCORRECTLY, CAUSING THE SENSORS TO BURN OUT. THE GROUND WIRE SHOULD HAVE HAVE BEEN MOUNTED ON THE ENGINE BLOCK. INSTEAD, IT WAS MOUNTED ON THE EXHAUST MANIFOL
BRAKES; FAILURE ON THE BRAKES SYSTEM WHEN DRIVING THE BRAKES LOCK UP. *AK
