Delphi AF10043 Mass Air Flow Sensor

Brand Delphi AF10043
Color Black and Silver
Connector Gender Female
Connector Quantity 1
Connector Shape Oval
Housing Included Yes
Item Grade Premium
Mounting Type Bolt-On
Package Contents Mass Air Flow Sensor - Complete Assembly, Instruction Sheet
Terminal Gender Male
Terminal Quantity 5
Terminal Type Blade
Wiring Harness Included No
Fits Chevrolet, GMC, Hummer, Saab, Buick, Cadillac, Isuzu, Pontiac, and Oldsmobile · 212 vehicles

Bolt-on installation. Complete assembly with housing included for a straightforward replacement.

Premium grade. Built with OE heritage and knowledge from a century of experience.

Mass air flow sensor. Measures incoming air to help the engine manage fuel delivery accurately.

Cross-references Beck/Arnley 158-1465, Cardone New 86-8411 and Cardone Reman 74-8411 for the same application. See all 30.

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Delphi AF10043 Mass Air Flow Sensor

The Delphi AF10043 mass air flow sensor delivers OE-based airflow measurement for precise engine management. Built as a complete assembly with housing included, it supports accurate air metering for a wide range of Chevrolet, GMC, Cadillac, and related GM applications.

With Delphi’s OE heritage behind it, this AF10043 sensor is a practical replacement for vehicles that need stable airflow signal input, consistent drivability, and reliable emissions-system performance.

Key Features

  • Mass air flow sensor complete assembly with housing included
  • Black and silver finish
  • 5-terminal blade connection with 1 female oval connector
  • Bolt-on mounting for direct replacement service
  • Premium item grade for OE-style fit and function
  • Package includes the mass air flow sensor assembly and instruction sheet
  • Delphi part number AF10043

Detailed Description

The Delphi AF10043 is a mass air flow sensor designed for vehicles that rely on accurate intake air measurement to manage fuel delivery and engine performance. Delphi draws on more than a century of OE experience, and that background is reflected in the sensor’s construction and application coverage. This part number AF10043 is used across many GM platforms, including Chevrolet Silverado 1500, GMC Sierra 1500, and Chevrolet Trailblazer applications, along with Cadillac Escalade and Corvette fitments.

This part cross-references Standard Ignition MAS0203 and Beck/Arnley 158-1465 for the same application.

What It Helps Address

  • Rough idle caused by inaccurate airflow readings
  • Hesitation or sluggish throttle response
  • Check engine light concerns tied to air metering faults
  • Poor fuel control from a failing MAF sensor
  • Driveability issues on GM trucks, SUVs, and performance cars

Installation Notes and Tips

Install the AF10043 using the bolt-on mounting points and the existing 5-terminal electrical connection. The wiring harness is not included, so inspect the connector, terminals, and intake tract before installation. Confirm the oval female connector shape and terminal count match the original sensor before replacing the unit.

Fits 1999-2006 Chevrolet Silverado 1500, N/A; Fits 2000-2006 Chevrolet Tahoe, N/A; Fits 2006-2009 Chevrolet Trailblazer, N/A; Fits 2002-2006 Cadillac Escalade, N/A; Fits 2000-2006 GMC Yukon, N/A.

Quality Assurance

Delphi builds aftermarket parts using OE experience and supplier knowledge developed with top automakers. The AF10043 is a premium-grade replacement sensor engineered to support dependable service in the listed applications.

This part fits 212 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelFuel TypePositionNotes
2009ChevroletTrailblazer——N/ACompatible with all model vehicles.
2009GMCEnvoy——N/ACompatible with all model vehicles.
2009HummerH2——N/ACompatible with all model vehicles.
2009Saab9-7x——N/ACompatible with all model vehicles.
2008ChevroletTrailblazer——N/ACompatible with all model vehicles.
2008GMCEnvoy——N/ACompatible with all model vehicles.
2008HummerH2——N/ACompatible with all model vehicles.
2008Saab9-7x——N/ACompatible with all model vehicles.
2007BuickRainier——N/ACompatible with all model vehicles.
2007ChevroletCorvette——N/ACompatible with all model vehicles.
2007ChevroletSilverado 1500 Classic——N/ACompatible with all model vehicles.
2007ChevroletSilverado 1500 HD Classic——N/ACompatible with all model vehicles.
2007ChevroletSilverado 2500 HD Classic——N/ACompatible with all model vehicles.
2007ChevroletSilverado 3500 Classic——N/ACompatible with all model vehicles.
2007ChevroletTrailblazer——N/ACompatible with all model vehicles.
2007GMCEnvoy——N/ACompatible with all model vehicles.
2007GMCSierra 1500 Classic——N/ACompatible with all model vehicles.
2007GMCSierra 1500 HD Classic——N/ACompatible with all model vehicles.
2007GMCSierra 2500 HD Classic——N/ACompatible with all model vehicles.
2007GMCSierra 3500 Classic——N/ACompatible with all model vehicles.
2007HummerH2——N/ACompatible with all model vehicles.
2007Saab9-7x——N/ACompatible with all model vehicles.
2006BuickRainier——N/ACompatible with all model vehicles.
2006CadillacEscalade——N/ACompatible with all model vehicles.
2006CadillacEscalade ESV——N/ACompatible with all model vehicles.
2006CadillacEscalade EXT——N/ACompatible with all model vehicles.
2006ChevroletAvalanche 1500——N/ACompatible with all model vehicles.
2006ChevroletAvalanche 2500——N/ACompatible with all model vehicles.
2006ChevroletCorvette——N/ACompatible with all model vehicles.
2006ChevroletSilverado 1500——N/ACompatible with all model vehicles.
2006ChevroletSilverado 1500 HD——N/ACompatible with all model vehicles.
2006ChevroletSilverado 2500 HD——N/ACompatible with all model vehicles.
2006ChevroletSilverado 3500——N/ACompatible with all model vehicles.
2006ChevroletSSR——N/ACompatible with all model vehicles.
2006ChevroletSuburban 1500——N/ACompatible with all model vehicles.
2006ChevroletSuburban 2500——N/ACompatible with all model vehicles.
2006ChevroletTahoe——N/ACompatible with all model vehicles.
2006ChevroletTrailblazer——N/ACompatible with all model vehicles.
2006ChevroletTrailblazer EXT——N/ACompatible with all model vehicles.
2006GMCEnvoy——N/ACompatible with all model vehicles.
2006GMCEnvoy XL——N/ACompatible with all model vehicles.
2006GMCSierra 1500——N/ACompatible with all model vehicles.
2006GMCSierra 1500 HD——N/ACompatible with all model vehicles.
2006GMCSierra 2500 HD——N/ACompatible with all model vehicles.
2006GMCSierra 3500——N/ACompatible with all model vehicles.
2006GMCYukon——N/ACompatible with all model vehicles.
2006GMCYukon XL 1500——N/ACompatible with all model vehicles.
2006GMCYukon XL 2500——N/ACompatible with all model vehicles.
2006HummerH2——N/ACompatible with all model vehicles.
2006IsuzuAscender——N/ACompatible with all model vehicles.
2006PontiacGTO——N/ACompatible with all model vehicles.
2006Saab9-7x——N/ACompatible with all model vehicles.
2005BuickRainier——N/ACompatible with all model vehicles.
2005CadillacCTS——N/ACompatible with all model vehicles.
2005CadillacDeVille——N/ACompatible with all model vehicles.
2005CadillacEscalade——N/ACompatible with all model vehicles.
2005CadillacEscalade ESV——N/ACompatible with all model vehicles.
2005CadillacEscalade EXT——N/ACompatible with all model vehicles.
2005ChevroletAvalanche 1500——N/ACompatible with all model vehicles.
2005ChevroletAvalanche 2500——N/ACompatible with all model vehicles.
2005ChevroletCorvette——N/ACompatible with all model vehicles.
2005ChevroletSilverado 1500——N/ACompatible with all model vehicles.
2005ChevroletSilverado 1500 HD——N/ACompatible with all model vehicles.
2005ChevroletSilverado 2500 HD——N/ACompatible with all model vehicles.
2005ChevroletSilverado 3500——N/ACompatible with all model vehicles.
2005ChevroletSSR——N/ACompatible with all model vehicles.
2005ChevroletSuburban 1500——N/ACompatible with all model vehicles.
2005ChevroletSuburban 2500——N/ACompatible with all model vehicles.
2005ChevroletTahoe——N/ACompatible with all model vehicles.
2005ChevroletTrailblazer EXT——N/ACompatible with all model vehicles.
2005GMCEnvoy——N/ACompatible with all model vehicles.
2005GMCEnvoy XL——N/ACompatible with all model vehicles.
2005GMCEnvoy XUV——N/ACompatible with all model vehicles.
2005GMCSierra 1500——N/ACompatible with all model vehicles.
2005GMCSierra 1500 HD——N/ACompatible with all model vehicles.
2005GMCSierra 2500 HD——N/ACompatible with all model vehicles.
2005GMCSierra 3500——N/ACompatible with all model vehicles.
2005GMCYukon——N/ACompatible with all model vehicles.
2005GMCYukon XL 1500——N/ACompatible with all model vehicles.
2005GMCYukon XL 2500——N/ACompatible with all model vehicles.
2005HummerH2——N/ACompatible with all model vehicles.
2005IsuzuAscender——N/ACompatible with all model vehicles.
2005PontiacBonneville——N/ACompatible with all model vehicles.
2005PontiacGTO——N/ACompatible with all model vehicles.
2005Saab9-7x——N/ACompatible with all model vehicles.
2004BuickRainier——N/ACompatible with all model vehicles.
2004CadillacCTS——N/ACompatible with all model vehicles.
2004CadillacDeVille——N/ACompatible with all model vehicles.
2004CadillacEscalade——N/ACompatible with all model vehicles.
2004CadillacEscalade ESV——N/ACompatible with all model vehicles.
2004CadillacEscalade EXT——N/ACompatible with all model vehicles.
2004CadillacSeville——N/ACompatible with all model vehicles.
2004ChevroletAvalanche 1500—GASN/ACompatible with all model vehicles.
2004ChevroletAvalanche 2500——N/ACompatible with all model vehicles.
2004ChevroletCorvetteBase—N/ACompatible with all model vehicles.
2004ChevroletSilverado 1500——N/ACompatible with all model vehicles.
2004ChevroletSilverado 2500——N/ACompatible with all model vehicles.
2004ChevroletSilverado 2500 HD——N/ACompatible with all model vehicles.
2004ChevroletSilverado 3500——N/ACompatible with all model vehicles.
2004ChevroletSSR——N/ACompatible with all model vehicles.
2004ChevroletSuburban 1500——N/ACompatible with all model vehicles.
2004ChevroletSuburban 2500——N/ACompatible with all model vehicles.
2004ChevroletTahoe——N/ACompatible with all model vehicles.
2004ChevroletTrailblazer EXT——N/ACompatible with all model vehicles.
2004GMCEnvoy XL——N/ACompatible with all model vehicles.
2004GMCEnvoy XUV——N/ACompatible with all model vehicles.
2004GMCSierra 1500——N/ACompatible with all model vehicles.
2004GMCSierra 2500——N/ACompatible with all model vehicles.
2004GMCSierra 2500 HD——N/ACompatible with all model vehicles.
2004GMCSierra 3500——N/ACompatible with all model vehicles.
2004GMCYukon——N/ACompatible with all model vehicles.
2004GMCYukon XL 1500——N/ACompatible with all model vehicles.
2004GMCYukon XL 2500——N/ACompatible with all model vehicles.
2004HummerH2——N/ACompatible with all model vehicles.
2004IsuzuAscender——N/ACompatible with all model vehicles.
2003CadillacDeVille——N/ACompatible with all model vehicles.
2003CadillacEscalade——N/ACompatible with all model vehicles.
2003CadillacEscalade ESV——N/ACompatible with all model vehicles.
2003CadillacEscalade EXT——N/ACompatible with all model vehicles.
2003CadillacSeville——N/ACompatible with all model vehicles.
2003ChevroletAvalanche 1500—GASN/ACompatible with all model vehicles.
2003ChevroletAvalanche 2500——N/ACompatible with all model vehicles.
2003ChevroletCorvetteBase—N/ACompatible with all model vehicles.
2003ChevroletCorvette50th Anniversary Edition—N/ACompatible with all model vehicles.
2003ChevroletCorvette50th Anniversary Edition Pace Car—N/ACompatible with all model vehicles.
2003ChevroletSilverado 1500——N/ACompatible with all model vehicles.
2003ChevroletSilverado 1500 HD——N/ACompatible with all model vehicles.
2003ChevroletSilverado 2500——N/ACompatible with all model vehicles.
2003ChevroletSilverado 2500 HD——N/ACompatible with all model vehicles.
2003ChevroletSilverado 3500——N/ACompatible with all model vehicles.
2003ChevroletSSR——N/ACompatible with all model vehicles.
2003ChevroletSuburban 1500——N/ACompatible with all model vehicles.
2003ChevroletSuburban 2500——N/ACompatible with all model vehicles.
2003ChevroletTahoe——N/ACompatible with all model vehicles.
2003ChevroletTrailblazer EXT——N/ACompatible with all model vehicles.
2003GMCEnvoy XL——N/ACompatible with all model vehicles.
2003GMCSierra 1500——N/ACompatible with all model vehicles.
2003GMCSierra 1500 HD——N/ACompatible with all model vehicles.
2003GMCSierra 2500——N/ACompatible with all model vehicles.
2003GMCSierra 2500 HD——N/ACompatible with all model vehicles.
2003GMCSierra 3500——N/ACompatible with all model vehicles.
2003GMCYukon——N/ACompatible with all model vehicles.
2003GMCYukon XL 1500——N/ACompatible with all model vehicles.
2003GMCYukon XL 2500——N/ACompatible with all model vehicles.
2003HummerH2——N/ACompatible with all model vehicles.
2003IsuzuAscender——N/ACompatible with all model vehicles.
2003IsuzuAscenderLimited—N/ACompatible with all model vehicles.
2003IsuzuAscenderLS—N/ACompatible with all model vehicles.
2003OldsmobileAurora——N/ACompatible with all model vehicles.
2002CadillacDeVille——N/ACompatible with all model vehicles.
2002CadillacEldorado——N/ACompatible with all model vehicles.
2002CadillacEscalade——N/ACompatible with all model vehicles.
2002CadillacEscalade EXT——N/ACompatible with all model vehicles.
2002CadillacSeville——N/ACompatible with all model vehicles.
2002ChevroletAvalanche 1500—GASN/ACompatible with all model vehicles.
2002ChevroletAvalanche 2500——N/ACompatible with all model vehicles.
2002ChevroletCorvetteBase—N/ACompatible with all model vehicles.
2002ChevroletSilverado 1500——N/ACompatible with all model vehicles.
2002ChevroletSilverado 1500 HD——N/ACompatible with all model vehicles.
2002ChevroletSilverado 2500——N/ACompatible with all model vehicles.
2002ChevroletSilverado 2500 HD——N/ACompatible with all model vehicles.
2002ChevroletSilverado 3500——N/ACompatible with all model vehicles.
2002ChevroletSuburban 1500——N/ACompatible with all model vehicles.
2002ChevroletSuburban 2500——N/ACompatible with all model vehicles.
2002ChevroletTahoe——N/ACompatible with all model vehicles.
2002GMCSierra 1500——N/ACompatible with all model vehicles.
2002GMCSierra 1500 HD——N/ACompatible with all model vehicles.
2002GMCSierra 2500——N/ACompatible with all model vehicles.
2002GMCSierra 2500 HD——N/ACompatible with all model vehicles.
2002GMCSierra 3500——N/ACompatible with all model vehicles.
2002GMCYukon——N/ACompatible with all model vehicles.
2002GMCYukon XL 1500——N/ACompatible with all model vehicles.
2002GMCYukon XL 2500——N/ACompatible with all model vehicles.
2002OldsmobileAurora——N/ACompatible with all model vehicles.
2001CadillacDeVille——N/ACompatible with all model vehicles.
2001CadillacEldorado——N/ACompatible with all model vehicles.
2001CadillacSeville——N/ACompatible with all model vehicles.
2001ChevroletCorvette——N/ACompatible with all model vehicles.
2001ChevroletSilverado 1500——N/ACompatible with all model vehicles.
2001ChevroletSilverado 1500 HD——N/ACompatible with all model vehicles.
2001ChevroletSilverado 2500——N/ACompatible with all model vehicles.
2001ChevroletSilverado 2500 HD——N/ACompatible with all model vehicles.
2001ChevroletSilverado 3500——N/ACompatible with all model vehicles.
2001ChevroletSuburban 1500——N/ACompatible with all model vehicles.
2001ChevroletSuburban 2500——N/ACompatible with all model vehicles.
2001ChevroletTahoe——N/ACompatible with all model vehicles.
2001GMCSierra 1500——N/ACompatible with all model vehicles.
2001GMCSierra 1500 HD——N/ACompatible with all model vehicles.
2001GMCSierra 2500——N/ACompatible with all model vehicles.
2001GMCSierra 2500 HD——N/ACompatible with all model vehicles.
2001GMCSierra 3500——N/ACompatible with all model vehicles.
2001GMCYukon——N/ACompatible with all model vehicles.
2001GMCYukon XL 1500——N/ACompatible with all model vehicles.
2001GMCYukon XL 2500——N/ACompatible with all model vehicles.
2001OldsmobileAurora——N/ACompatible with all model vehicles.
2000CadillacDeVille——N/ACompatible with all model vehicles.
2000CadillacEldorado——N/ACompatible with all model vehicles.
2000CadillacSeville——N/ACompatible with all model vehicles.
2000ChevroletSilverado 1500——N/ACompatible with all model vehicles.
2000ChevroletSilverado 2500——N/ACompatible with all model vehicles.
2000ChevroletSuburban 1500——N/ACompatible with all model vehicles.
2000ChevroletSuburban 2500——N/ACompatible with all model vehicles.
2000ChevroletTahoe——N/ACompatible with all model vehicles.
2000GMCSierra 1500——N/ACompatible with all model vehicles.
2000GMCSierra 2500——N/ACompatible with all model vehicles.
2000GMCYukon——N/ACompatible with all model vehicles.
2000GMCYukon XL 1500——N/ACompatible with all model vehicles.
2000GMCYukon XL 2500——N/ACompatible with all model vehicles.
1999ChevroletSilverado 1500——N/ACompatible with all model vehicles.
1999ChevroletSilverado 2500——N/ACompatible with all model vehicles.
1999GMCSierra 1500——N/ACompatible with all model vehicles.
1999GMCSierra 2500——N/ACompatible with all model vehicles.
Directly replaces or cross-references 30 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Beck/Arnley — 158-1465Cardone New — 86-8411Cardone Reman — 74-8411Spectra Premium — MA145Standard Ignition — MAS0203Standard Ignition — MAS02775S26365S80508-15904-068-08-19330-121-08-25318-411-015 90 406825 31 841164-1859213-4160917-82628411M21336421334601933012125168491DL-6012MA1062MAF8411TMAF68411MF8411MF8411NMQ7202SU1287XTP48411