Hitachi MAF0129 Mass Air Flow Sensor

Brand Hitachi MAF0129
Item Weight (LBS) 0.10
Manufacturer Hitachi
New Or Remanufactured New
Wiring Harness Included No
Fits Chevrolet and GMC · 31 vehicles

OE-approved design. Calibrated for each application with precision elements for accurate airflow measurement.

Protected circuitry. Built with durable components for reliable sensor performance.

Airflow tested. Each sensor is tested for ideal operation before it leaves the factory.

Cross-references Standard Ignition MAS0448 and 23366103 for the same application. See all 2.

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Hitachi MAF0129 Mass Air Flow Sensor

The Hitachi MAF0129 mass air flow sensor measures incoming air volume and airflow characteristics so the engine control system can calculate fuel delivery accurately. It is a new OE-style replacement built with precision sensing elements and protected circuitry for dependable operation on select Chevrolet Malibu, Chevrolet Equinox, GMC Terrain applications.

Key Features

  • Mass air flow sensor for emission control and engine management
  • Precision elements for accurate airflow measurement
  • High-quality components for durability in daily driving conditions
  • 100% air flow tested for application-specific performance
  • Calibrated for the listed vehicle applications
  • New part, manufactured by Hitachi
  • Wiring harness not included

Application Details

Compatible With 2019-2025 Chevrolet Malibu, N/A; 2016-2018 Chevrolet Malibu, N/A; 2022 Chevrolet Equinox, N/A; 2020-2021 Chevrolet Equinox, N/A; 2019 Chevrolet Equinox, N/A; 2018 Chevrolet Equinox, N/A; 2022 GMC Terrain, N/A; 2020-2021 GMC Terrain, N/A; 2019 GMC Terrain, N/A; 2018 GMC Terrain, N/A. This part number, MAF0129, is also referenced by Standard Ignition MAS0448 and interchange number 23366103 for the same application.

What This Sensor Helps Address

  • Rough idle caused by inaccurate airflow readings
  • Check engine light concerns related to air metering
  • Fuel trim issues from incorrect air-to-fuel calculation
  • Driveability problems tied to contaminated or failing MAF sensors
  • Emission compliance concerns on the listed Chevrolet and GMC vehicles

Installation Notes and Tips

Verify the connector style before installation, since listed applications include pin-terminal and 8-pin male connector configurations. Confirm the exact year, engine/emissions package, and connector match for your Chevrolet Malibu, Chevrolet Equinox, or GMC Terrain before replacing the sensor. Inspect the intake tract for dirt, oil contamination, or air leaks that can affect sensor readings after installation.

Quality Assurance

Hitachi calibrates each MAF0129 application and air-flow tests the sensor before release. The design uses protected circuitry and OE-approved engineering practices to support reliable measurement and consistent performance on the specified vehicles.

This part fits 31 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelDrive TypeLitersCylindersFuel TypePositionNotes
2025ChevroletMalibuRS1.5LL4N/ATerminal Type: Pin
2024ChevroletMalibuRS1.5LL4N/ATerminal Type: Pin
2023ChevroletMalibuRS1.5LL4N/ATerminal Type: Pin
2022ChevroletEquinoxRS1.5LL4N/ATerminal Type: Pin
2022ChevroletMalibuRS1.5LL4N/ATerminal Type: Pin
2022GMCTerrainSLT1.5LL4N/ATerminal Type: Pin
2021ChevroletEquinoxPremier1.5LL4N/AWith Federal Emission System, Tier 3 [NTB]; With California Emission System, SULEV30 [NUG]
2021ChevroletMalibuRS1.5LL4N/ATerminal Type: Pin
2021GMCTerrainSLT1.5LL4N/AWith Federal Emission System, Tier 3 [NTB]; With California Emission System, SULEV30 [NUG]
2020ChevroletEquinoxPremierFWD1.5LL4N/AWith Federal Emission System, Tier 3 [NTB]; With California Emission System, SULEV30 [NUG]
2020ChevroletMalibuRS1.5LL4N/ATerminal Type: Pin
2020GMCTerrainSLTFWD1.5LL4N/AWith Federal Emission System, Tier 3 [NTB]; With California Emission System, SULEV30 [NUG]
2019ChevroletEquinoxPremier1.5LL4N/AWith California Emission System, ULEV70 [NUB]
2019ChevroletMalibuRS1.5LL4GASN/ATerminal Type: Pin
2019GMCTerrainSLT1.5LL4N/AWith California Emission System, ULEV70 [NUB]
2018ChevroletEquinoxPremier1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin; For Vehicle With ULEV70 California Emission System
2018ChevroletEquinoxLT1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin; For Vehicle With ULEV70 California Emission System
2018ChevroletEquinoxLS1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin; For Vehicle With ULEV70 California Emission System
2018ChevroletEquinoxL1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin; For Vehicle With ULEV70 California Emission System
2018ChevroletMalibuLT1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
2018ChevroletMalibuLS1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
2018ChevroletMalibuL1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
2018GMCTerrainSLT1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin; For Vehicle With ULEV70 California Emission System
2018GMCTerrainSLE1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin; For Vehicle With ULEV70 California Emission System
2018GMCTerrainSL1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin; For Vehicle With ULEV70 California Emission System
2017ChevroletMalibuLT1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
2017ChevroletMalibuLS1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
2017ChevroletMalibuL1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
2016ChevroletMalibuLT1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
2016ChevroletMalibuLS1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
2016ChevroletMalibuL1.5LL4N/AGrade: Actual OE; Terminal Quantity: 8; Description: 8-Pin male connector; Availability: Available to Order; Housing Included: No; Terminal Type: Pin
Directly replaces or cross-references 2 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — MAS044823366103