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Standard Ignition S2440 Mass Air Flow Sensor ConnectorOE Quality 60-Day Returns
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Part #: S2440

Standard Ignition S2440 Mass Air Flow Sensor Connector

⚙️ 150 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Saturn, and Suzuki, Acadia, Avalanche, Bravada, CTS, Enclave, Envoy, Envoy XL, Envoy XUV, Equinox, Escalade, Escalade ESV, Escalade EXT, G8, Malibu, Outlook, Rainier, Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, SRX, SSR, STS, Suburban 1500, Suburban 2500, Tahoe, Trailblazer, Trailblazer EXT, Traverse, XL-7, Yukon, Yukon XL 1500, and Yukon XL 2500
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Reliable Mass Air Flow Sensor Connector for GM and Suzuki Vehicles

The Standard Ignition S2440 Mass Air Flow Sensor Connector is designed to provide a secure and precise electrical connection for emission control systems. Engineered for compatibility with a range of Buick, Cadillac, Chevrolet, GMC, Oldsmobile, Pontiac, Saturn, and Suzuki models, this connector ensures consistent sensor performance and vehicle efficiency.

  • Female connector gender with an oval shape for accurate fitment
  • Single connector quantity with five blade-type female terminals
  • Supports five-wire configurations for reliable signal transmission
  • Compatible with multiple GM and Suzuki vehicles including Chevrolet Silverado and Cadillac Escalade
  • Part number S2440 for easy identification and replacement

Technical Details and Compatibility

The S2440 Mass Air Flow Sensor Connector features a female connector and terminal gender, designed to interface seamlessly with the corresponding male sensor terminals. Its oval connector shape and five blade terminals accommodate five wires, ensuring proper electrical connectivity for mass air flow sensors. This connector is essential for maintaining accurate air intake measurements, which are critical for engine management and emission control.

Compatible with a wide range of vehicles such as the Buick Enclave, Cadillac CTS, Chevrolet Tahoe, GMC Sierra 1500, Oldsmobile Bravada, Pontiac G8, Saturn Outlook, and Suzuki XL-7, the S2440 connector supports various models across multiple makes. This ensures that technicians and vehicle owners can rely on this part for dependable sensor connections in their emission control systems.

Common Applications and Problem Resolution

  • Restores proper electrical connection to the mass air flow sensor
  • Resolves intermittent sensor signal issues caused by damaged connectors
  • Prevents engine performance problems related to faulty air flow readings
  • Helps maintain emission compliance by ensuring accurate sensor data
  • Eliminates wiring connection faults that can trigger check engine lights

Installation Notes and Tips

When replacing the mass air flow sensor connector, ensure the vehicle’s ignition is off and the battery is disconnected to avoid electrical shorts. Carefully disconnect the old connector by releasing any locking tabs, then align the female oval connector of the S2440 with the sensor terminals. Confirm that all five blade terminals are properly seated and secure before restoring power. Inspect wiring for any damage or corrosion to ensure optimal performance.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The S2440 Mass Air Flow Sensor Connector undergoes rigorous quality control to ensure proper fit and function. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberS2440
Connector GenderFemale
Connector Quantity1
Connector ShapeOval
Terminal GenderFemale
Terminal Quantity5
Terminal TypeBlade
Wire Quantity5

This part fits 150 vehicles. Search below:

YearMakeModelLitersCylindersFuel TypePositionNotes
2015ChevroletSilverado 3500 HDDIESELN/A
2015GMCSierra 2500 HDCNGN/A
2015GMCSierra 3500 HDN/AGray
2014CadillacEscaladeN/AGray
2014CadillacEscalade ESV6.2LV8N/A
2014ChevroletSilverado 3500 HDDIESELN/A
2014ChevroletSuburban 1500N/A
2014ChevroletTahoeN/AGray
2014GMCSierra 2500 HDCNGN/A
2014GMCSierra 3500 HDN/AGray
2014GMCYukonN/AGray
2014GMCYukon XL 1500N/A
2013CadillacEscaladeN/AGray
2013CadillacEscalade ESV6.2LV8N/A
2013CadillacEscalade EXTN/A
2013ChevroletAvalancheN/A
2013ChevroletSilverado 1500N/A
2013ChevroletSilverado 2500 HDN/AGray
2013ChevroletSilverado 3500 HDN/AGray
2013ChevroletSuburban 1500N/A
2013ChevroletSuburban 2500N/A
2013ChevroletTahoeN/AGray
2013GMCSierra 1500N/AGray
2013GMCSierra 2500 HDCNGN/A
2013GMCSierra 3500 HDN/AGray
2013GMCYukonN/AGray
2013GMCYukon XL 1500N/A
2013GMCYukon XL 2500N/AGray
2012CadillacEscaladeN/AGray
2012CadillacEscalade ESVN/A
2012CadillacEscalade EXTN/A
2012ChevroletAvalancheN/A
2012ChevroletSilverado 1500N/A
2012ChevroletSilverado 2500 HDN/AGray
2012ChevroletSilverado 3500 HDN/AGray
2012ChevroletSuburban 1500N/A
2012ChevroletSuburban 2500N/A
2012ChevroletTahoeN/AGray
2012GMCSierra 1500N/AGray
2012GMCSierra 2500 HDDIESELN/A
2012GMCSierra 3500 HDN/AGray
2012GMCYukonN/AGray
2012GMCYukon XL 1500N/A
2012GMCYukon XL 2500N/AGray
2011BuickEnclaveN/A
2011CadillacCTS3.0LV6N/A
2011CadillacEscaladeN/AGray
2011CadillacEscalade ESVN/A
2011CadillacEscalade EXTN/A
2011ChevroletAvalancheN/A
2011ChevroletSilverado 1500N/A
2011ChevroletSilverado 2500 HDN/AGray
2011ChevroletSilverado 3500 HDN/AGray
2011ChevroletSuburban 1500N/A
2011ChevroletSuburban 2500N/A
2011ChevroletTahoeN/AGray
2011ChevroletTraverseN/A
2011GMCAcadiaN/A
2011GMCSierra 1500N/AGray
2011GMCSierra 2500 HDDIESELN/A
2011GMCSierra 3500 HDN/A
2011GMCYukonN/AGray
2011GMCYukon XL 1500N/A
2011GMCYukon XL 2500N/AGray
2010BuickEnclaveN/A
2010CadillacCTSN/AGray
2010CadillacEscaladeN/AGray
2010CadillacEscalade ESVN/AGray
2010CadillacEscalade EXTN/AGray
2010ChevroletAvalancheN/AGray
2010ChevroletSilverado 1500N/AGray
2010ChevroletSilverado 2500 HDN/AGray
2010ChevroletSilverado 3500 HDN/AGray
2010ChevroletSuburban 1500N/AGray
2010ChevroletSuburban 2500N/AGray
2010ChevroletTahoeN/AGray
2010ChevroletTraverseN/A
2010GMCAcadiaN/A
2010GMCSierra 1500N/AGray
2010GMCSierra 3500 HDN/AGray
2010GMCYukonN/AGray
2010GMCYukon XL 1500N/AGray
2010GMCYukon XL 2500N/AGray
2010SaturnOutlookN/A
2009BuickEnclaveN/A
2009CadillacCTSN/AGray
2009CadillacEscaladeN/A
2009CadillacEscalade ESVN/AGray
2009CadillacEscalade EXTN/AGray
2009ChevroletAvalancheN/AGray
2009ChevroletMalibuN/AGray
2009ChevroletSilverado 1500N/AGray
2009ChevroletSilverado 2500 HDN/AGray
2009ChevroletSilverado 3500 HDN/AGray
2009ChevroletSuburban 1500N/AGray
2009ChevroletSuburban 2500N/AGray
2009ChevroletTahoeN/AGray
2009ChevroletTrailblazerN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2009ChevroletTraverseN/A
2009GMCAcadiaN/A
2009GMCEnvoyN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2009GMCSierra 1500N/AGray
2009GMCSierra 3500 HDN/AGray
2009GMCYukonN/AGray
2009GMCYukon XL 1500N/AGray
2009GMCYukon XL 2500N/AGray
2009PontiacG83.6LV6N/A
2009SaturnOutlookN/A
2009SuzukiXL-7N/A
2008CadillacCTSN/A
2008CadillacSTSN/AGray
2008ChevroletEquinox3.6LV6N/A
2008ChevroletTrailblazerN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2008GMCEnvoyN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2008PontiacG83.6LV6N/A
2008SuzukiXL-7N/A
2007CadillacSRX3.6LV6N/A
2007ChevroletTrailblazerN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2007GMCEnvoyN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2007SuzukiXL-7N/A
2006ChevroletTrailblazerN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2006ChevroletTrailblazer EXTN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2006GMCEnvoyN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2006GMCEnvoy XLN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2005BuickRainierN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2005ChevroletSSRN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2005ChevroletTrailblazerN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2005ChevroletTrailblazer EXTN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2005GMCEnvoyN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2005GMCEnvoy XLN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2005GMCEnvoy XUVN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2004BuickRainierN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2004ChevroletSSRN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2004ChevroletTrailblazerN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2004ChevroletTrailblazer EXTN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2004GMCEnvoyN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2004GMCEnvoy XLN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2004GMCEnvoy XUVN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2004OldsmobileBravadaN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2003ChevroletSSRN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2003ChevroletTrailblazerN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2003ChevroletTrailblazer EXTN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2003GMCEnvoyN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2003GMCEnvoy XLN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2003OldsmobileBravadaN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2002ChevroletTrailblazerN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2002ChevroletTrailblazer EXTN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2002GMCEnvoyN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2002GMCEnvoy XLN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.
2002OldsmobileBravadaN/APrior to purchase, ensure compatibility with vehicle's alternator for proper fit.

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

135018811P1604EC2341PT2425PT2832PTA1267

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.