1990 Dodge Monaco Service and Repair Manual

This factory service and repair manual for the 1990 Dodge Monaco covers a four-door sedan in ES and LE trims, both powered by a 3.0L V6. The engine displaces 182 cubic inches, uses single-overhead-cam valve gear, draws air without forced induction and runs on gasoline. The manual provides procedures, specifications and torque values for that V6 and its fuel, ignition and cooling systems, for the transmission and brakes, and for the suspension and steering, with wiring diagrams and diagnostics for the electrical system.

Engines covered

• 3.0L V6 (182 cu in) — SOHC, naturally aspirated, gasoline

Body styles covered

• 4-door sedan

Trims covered

• ES
• LE

Known issues on the 1990 Monaco. NHTSA lists 6 recalls for the 1990 Monaco. On certain 1990 Monaco vehicles, the lower intermediate steering shaft could come apart at its rubber-isolated coupling, risking loss of steering; 12,500 vehicles were covered, and dealers fitted a shaft with a restrained coupling. Another covered certain 1990 Monaco vehicles, 97,500 in all, whose front brake hose routing could flex the hose until its outer cover cracked. A third, on certain 1990 Monaco vehicles, concerned a heater core end cap that could burst and release hot coolant and steam into the cabin. Owners logged 8 complaints, 5 of them under visibility. The manual gives procedures, specifications and torque values for the steering, brakes and cooling system.