Walker 245-1005 Mass Air Flow Sensor

Walker Mass Air Flow Assembly 245-1005

Walker Mass Air Flow Assembly 245-1005 is a direct-fit mass air flow sensor assembly for select Buick, Oldsmobile, and Pontiac applications. It is built with a housing included and a 3-terminal female connector layout for service replacement on vehicles such as the Buick Century, Buick Skylark, and Oldsmobile Cutlass Ciera.

Key Features

• Mass air flow sensor assembly for emission control and engine management service
• Housing included for a complete assembly-style replacement
• 3-terminal female connector configuration
• Fits select 1988-1993 Buick, Oldsmobile, and Pontiac models
• Walker part number 245-1005 for catalog and cross-reference lookup

Walker Mass Air Flow Assembly Line

Walker Mass Air Flow Assembly products are part of Walker Products’ engine sensor and fuel system lineup. The brand has supplied automotive aftermarket components since 1946 and supports its parts with in-house manufacturing, product management, engineering, and technical documentation. Walker Products also operates under ISO 9001 and IATF 16949 quality systems.

Detailed Description

Walker 245-1005 is a mass air flow sensor assembly for vehicles that rely on accurate airflow measurement for fuel delivery and drivability. This part cross-references Delphi AF10124 and Baldwin 20010 for the same application. It is listed for 1988-1991 Buick LeSabre, 1988-1990 Buick Reatta, 1988-1990 Buick Riviera, 1989-1993 Buick Century, 1989-1993 Buick Skylark, 1988-1991 Oldsmobile Delta 88, 1988-1990 Oldsmobile 98, 1988-1990 Oldsmobile Toronado, 1989-1991 Oldsmobile Cutlass Calais, 1989-1993 Oldsmobile Cutlass Ciera, 1989-1993 Oldsmobile Cutlass Cruiser, 1992-1993 Oldsmobile Achieva, and 1988-1991 Pontiac Bonneville, plus 1992-1993 Pontiac Grand Am. If you are replacing a failing MAF on a Buick Century or Oldsmobile Cutlass Ciera, this assembly provides the specified connector and housing configuration for the listed applications.

What It Helps Address

• Rough idle caused by inaccurate airflow signal input
• Hesitation or stumble during acceleration
• Fuel trim issues related to incorrect air measurement
• Check engine light conditions tied to mass air flow sensor faults
• Poor drivability on listed Buick, Oldsmobile, and Pontiac models

Installation Notes and Tips

Verify connector style, terminal count, and housing configuration before installation. This assembly uses a female connector with 3 terminals and does not include mounting hardware. Confirm the vehicle application against the fitment list for the exact year and model, including Buick LeSabre, Pontiac Bonneville, and Oldsmobile Delta 88 coverage.

Quality Assurance

Walker Products states that its engine sensors and fuel system components are manufactured to meet or exceed OEM standards and specifications. The company backs production with engineering and technical support resources, and its quality systems are certified to ISO 9001 and IATF 16949.