Remy 20266 Alternator

Remanufactured Alternator for GM Applications

Remy Premium Remanufactured alternator 20266 is a 12-volt charging unit rated at 94 amps for select Chevrolet and GMC vehicles from 1983-1989, plus additional Buick, Cadillac, Oldsmobile, and Pontiac applications. It uses an internal voltage regulator, external fan design, clockwise rotation, and includes a pulley; pulley change may be required for proper installation.

Key Features

• 94 amp amperage rating for factory-style charging output
• 12V alternator with internal voltage regulator
• External fan design and clockwise rotation
• Pulley included; pulley change may be required
• Remanufactured to Remy Premium Remanufactured specifications
• OE manufacturer reference: Delco/Delphi

Detailed Description

Built for direct replacement service, Remy 20266 is a remanufactured alternator for a wide range of GM rear-wheel-drive and front-wheel-drive vehicles. It is a strong match for classic Chevrolet and GMC truck and SUV platforms, including 1987-1989 Chevrolet R1500 Suburban, 1987-1989 GMC V2500 Suburban, and 1987-1988 Chevrolet Blazer applications, as well as passenger cars such as the 1984-1987 Chevrolet Monte Carlo and 1984-1986 Pontiac 6000. This part cross-references Delco-style numbers such as 1101240 and 1105506 for the same application.

Remy Premium Remanufactured focuses on OE-style replacement parts for charging-system service. Part number 20266 is listed across 108 vehicle applications and is a practical choice when replacing a worn alternator on Chevrolet, GMC, Buick, Cadillac, Oldsmobile, or Pontiac models that require a 94 amp unit with a 2-pin alternator plug.

Common Problems This Alternator Can Address

• Battery warning light caused by weak charging output
• Dim headlights or unstable electrical performance at idle
• Slow battery recovery after starting
• Charging-system failure from a worn internal regulator or bearings
• Alternator noise or inconsistent voltage output

Installation Notes and Tips

• Verify the vehicle uses a 2-pin alternator plug and a 94 amp charging specification.
• Check pulley style before installation; pulley change may be required.
• Confirm clockwise rotation and 12V system requirements.
• Inspect belt condition, wiring, and battery health during alternator replacement.
• Match the application carefully on Chevrolet Monte Carlo, GMC Jimmy, and Chevrolet Blazer fitments, since trim and equipment can affect alternator selection.

Quality Assurance

Remy Premium Remanufactured parts are remanufactured to OE-style standards using Delco/Delphi application references. Part number 20266 is built for dependable charging-system replacement across select GM vehicles, including Chevrolet and GMC truck, SUV, and passenger car platforms.