Home› Electrical, Lighting and Body > Electrical Connectors› Standard Ignition S-1256 Door Ajar Switch Connector - Front Left or Front Right
Standard Ignition S-1256 Door Ajar Switch Connector - Front Left or Front RightOE Quality 60-Day Returns
Standard Ignition S-1256 Door Ajar Switch Connector - Front Left or Front Right - view 1
Standard Ignition S-1256 Door Ajar Switch Connector - Front Left or Front Right - view 2
Standard Ignition S-1256 Door Ajar Switch Connector - Front Left or Front Right - view 3
Standard Ignition S-1256 Door Ajar Switch Connector - Front Left or Front Right - view 4
Part #: S-1256

Standard Ignition S-1256 Door Ajar Switch Connector - Front Left or Front Right

Front Right and Front Left
⚙️ 173 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Saab, 9-7x, Avalanche 1500, Avalanche 2500, Blazer, Bravada, Envoy, Envoy XL, Envoy XUV, Escalade, Escalade ESV, Escalade EXT, Rainier, S10, Sierra 1500, Sierra 1500 HD, Sierra 1500 HD Classic, Sierra 2500, Sierra 2500 HD, Sierra 3500, Sierra 3500 Classic, Sierra 3500 HD, Silverado 1500, Silverado 1500 HD, Silverado 1500 HD Classic, Silverado 2500, Silverado 2500 HD, Silverado 3500, Silverado 3500 HD, SSR, Suburban 1500, Suburban 2500, Tahoe, Trailblazer, Trailblazer EXT, Yukon, Yukon XL 1500, and Yukon XL 2500
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Reliable Door Ajar Switch Connector for GM and Saab Vehicles

The Standard Ignition S-1256 Door Ajar Switch Connector is designed to provide a secure and durable electrical connection for door ajar switch systems. Engineered for compatibility with a range of Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Saab models, this connector ensures consistent performance in your vehicle's electrical system.

  • Male connector gender with female terminal gender for precise fit
  • Includes one connector with two pin socket terminals
  • 16-inch harness length for flexible installation
  • Comes with butt splices for reliable wire connections
  • Supports two wires for efficient electrical flow

Product Details and Specifications

The S-1256 door ajar switch connector from Standard Ignition features a male connector designed to mate with female terminals, ensuring a secure and stable connection. It includes two pin socket terminals, which are female in gender, providing compatibility with the door ajar switch wiring harness. The 16-inch harness length offers ample reach for installation in various vehicle models, including Chevrolet Silverado 1500, GMC Sierra 2500, Cadillac Escalade, Buick Rainier, and Saab 9-7x. The connector supports two wires and comes with butt splices to facilitate proper wire joining and maintain electrical integrity.

Compatible Vehicles and Applications

  • Buick Rainier
  • Cadillac Escalade, Escalade ESV, Escalade EXT
  • Chevrolet Avalanche 1500, Avalanche 2500, Silverado 1500, Silverado 2500, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe, Trailblazer, Trailblazer EXT
  • GMC Sierra 1500, Sierra 2500, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500, Envoy, Envoy XL, Envoy XUV, Bravada
  • Oldsmobile models
  • Saab 9-7x

Common Issues Addressed by the S-1256 Connector

  • Intermittent door ajar warning light due to faulty connections
  • Electrical shorts or open circuits in door ajar switch wiring
  • Corroded or damaged connectors causing signal loss
  • Loose or broken wiring harness connections
  • Replacement of worn or aged door ajar switch connectors

Installation Notes and Tips

When installing the Standard Ignition S-1256 door ajar switch connector, ensure the male connector aligns properly with the female terminals to avoid damage. Use the included butt splices to securely join wires, maintaining proper electrical conductivity. Verify the harness length of 16 inches is sufficient for your vehicle’s wiring layout before installation. It is recommended to inspect the wiring harness for any signs of wear or damage and replace as necessary 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 S-1256 door ajar switch connector undergoes rigorous quality control to ensure consistent fit and function. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberS-1256
Connector GenderMale
Connector Quantity1
ContentsIncludes butt splices
Harness Length - inches16"
Terminal GenderFemale
Terminal Quantity2
Terminal TypePin socket
Wire Quantity2

This part fits 173 vehicles. Search below:

YearMakeModelPositionNotes
2009ChevroletTrailblazerN/APurple; Multiple Connectors Required; 2 Term.
2009GMCEnvoyN/APurple; Multiple Connectors Required; 2 Term.; Front
2009Saab9-7xN/APurple; Multiple Connectors Required
2008ChevroletTrailblazerN/A2-terminal white female power seat harness connector
2008ChevroletTrailblazerN/APurple; Multiple Connectors Required; 2 Term.
2008GMCEnvoyN/A2-terminal white female power seat harness connector
2008GMCEnvoyN/APurple; Multiple Connectors Required; 2 Term.; Front
2008Saab9-7xN/APurple; Multiple Connectors Required
2007BuickRainierN/A2-terminal white female power seat harness connector
2007BuickRainierN/Aw/ Latch Assembly; Multiple Connectors Required; Gray; Front
2007ChevroletSilverado 1500N/A
2007ChevroletSilverado 1500 HD ClassicN/A
2007ChevroletSilverado 2500 HDN/A
2007ChevroletSilverado 3500N/A
2007ChevroletSilverado 3500 HDN/A
2007ChevroletTrailblazerN/A2-terminal white female power seat harness connector
2007ChevroletTrailblazerN/APurple; Multiple Connectors Required; 2 Term.
2007GMCEnvoyN/A2-terminal white female power seat harness connector
2007GMCEnvoyN/APurple; Multiple Connectors Required; 2 Term.; Front
2007GMCSierra 1500N/A
2007GMCSierra 1500 HD ClassicN/A
2007GMCSierra 2500 HDN/A
2007GMCSierra 3500 ClassicN/A
2007GMCSierra 3500 HDN/A
2007Saab9-7xN/APurple; Multiple Connectors Required
2006BuickRainierN/A2-terminal white female power seat harness connector
2006BuickRainierN/Aw/ Latch Assembly; Multiple Connectors Required; Gray; Front
2006CadillacEscaladeN/A
2006CadillacEscalade ESVN/A
2006CadillacEscalade EXTN/A
2006ChevroletAvalanche 1500N/A
2006ChevroletAvalanche 2500N/A
2006ChevroletSilverado 1500N/A
2006ChevroletSilverado 1500 HDN/A
2006ChevroletSilverado 2500 HDN/A
2006ChevroletSilverado 3500N/A
2006ChevroletSSRN/A2-terminal white female power seat harness connector
2006ChevroletSSRN/AWhite; 2 Term. Female; Front
2006ChevroletSuburban 1500N/A
2006ChevroletSuburban 2500N/A
2006ChevroletTahoeN/A
2006ChevroletTrailblazerN/A2-terminal white female power seat harness connector
2006ChevroletTrailblazerN/APurple; Multiple Connectors Required; 2 Term.
2006ChevroletTrailblazer EXTN/A2-terminal white female power seat harness connector
2006ChevroletTrailblazer EXTN/APurple; Multiple Connectors Required; Front
2006GMCEnvoyN/A2-terminal white female power seat harness connector
2006GMCEnvoyN/APurple; Multiple Connectors Required; 2 Term.; Front
2006GMCEnvoyN/A
2006GMCEnvoy XLN/A2-terminal white female power seat harness connector
2006GMCEnvoy XLN/APurple; Multiple Connectors Required; 2 Term.; Front
2006GMCEnvoy XLN/A
2006GMCSierra 1500N/A
2006GMCSierra 1500 HDN/A
2006GMCSierra 2500 HDN/A
2006GMCSierra 3500N/A
2006GMCYukonN/A
2006GMCYukon XL 1500N/A
2006GMCYukon XL 2500N/A
2006Saab9-7xN/APurple; Multiple Connectors Required
2005BuickRainierN/A2-terminal white female power seat harness connector
2005BuickRainierN/Aw/ Latch Assembly; Multiple Connectors Required; Gray; Front
2005CadillacEscaladeN/A2-terminal white female power seat harness connector
2005CadillacEscalade ESVN/A2-terminal white female power seat harness connector
2005CadillacEscalade EXTN/A2-terminal white female power seat harness connector
2005ChevroletAvalanche 1500N/A
2005ChevroletAvalanche 2500N/A
2005ChevroletSilverado 1500N/A
2005ChevroletSilverado 1500 HDN/A
2005ChevroletSilverado 2500 HDN/A
2005ChevroletSilverado 3500N/A
2005ChevroletSSRN/AWhite; 2 Term. Female; Front
2005ChevroletSuburban 1500N/A
2005ChevroletSuburban 2500N/A
2005ChevroletTahoeN/A
2005ChevroletTrailblazerN/A2-terminal white female power seat harness connector
2005ChevroletTrailblazer EXTN/A2-terminal white female power seat harness connector
2005GMCEnvoyN/A2-terminal white female power seat harness connector
2005GMCEnvoy XLN/A2-terminal white female power seat harness connector
2005GMCEnvoy XUVN/A2-terminal white female power seat harness connector
2005GMCSierra 1500N/A2-terminal white female power seat harness connector
2005GMCSierra 1500 HDN/A2-terminal white female power seat harness connector
2005GMCSierra 2500 HDN/A2-terminal white female power seat harness connector
2005GMCSierra 3500N/A2-terminal white female power seat harness connector
2005GMCYukonN/A2-terminal white female power seat harness connector
2005GMCYukon XL 1500N/A2-terminal white female power seat harness connector
2005GMCYukon XL 2500N/A2-terminal white female power seat harness connector
2005Saab9-7xN/Aw/ Keyless Entry; Purple; Multiple Connectors Required; Front
2004BuickRainierN/A2-terminal white female power seat harness connector
2004BuickRainierN/Aw/ Latch Assembly; Multiple Connectors Required; Gray; Front
2004CadillacEscaladeN/A2-terminal white female power seat harness connector
2004CadillacEscalade ESVN/A2-terminal white female power seat harness connector
2004CadillacEscalade EXTN/A2-terminal white female power seat harness connector
2004ChevroletAvalanche 1500N/A
2004ChevroletAvalanche 2500N/A
2004ChevroletSilverado 1500N/A2-terminal white female power seat harness connector
2004ChevroletSilverado 1500N/A
2004ChevroletSilverado 2500N/A
2004ChevroletSilverado 2500 HDN/A
2004ChevroletSilverado 3500N/A
2004ChevroletSSRN/AWhite; 2 Term. Female; Front
2004ChevroletSuburban 1500N/A
2004ChevroletSuburban 2500N/A
2004ChevroletTahoeN/A
2004ChevroletTrailblazerN/A2-terminal white female power seat harness connector
2004ChevroletTrailblazer EXTN/A2-terminal white female power seat harness connector
2004GMCEnvoyN/A2-terminal white female power seat harness connector
2004GMCEnvoy XLN/A2-terminal white female power seat harness connector
2004GMCEnvoy XUVN/A2-terminal white female power seat harness connector
2004GMCSierra 1500N/A2-terminal white female power seat harness connector
2004GMCSierra 2500N/A2-terminal white female power seat harness connector
2004GMCSierra 2500 HDN/A2-terminal white female power seat harness connector
2004GMCSierra 3500N/A2-terminal white female power seat harness connector
2004GMCYukonN/A2-terminal white female power seat harness connector
2004GMCYukon XL 1500N/A2-terminal white female power seat harness connector
2004GMCYukon XL 2500N/A2-terminal white female power seat harness connector
2004OldsmobileBravadaN/A2-terminal white female power seat harness connector
2003CadillacEscaladeN/A2-terminal white female power seat harness connector
2003CadillacEscalade ESVN/A2-terminal white female power seat harness connector
2003CadillacEscalade EXTN/A2-terminal white female power seat harness connector
2003ChevroletAvalanche 1500N/A
2003ChevroletAvalanche 2500N/A
2003ChevroletBlazerFront Rightw/o Remote Entry Lock Control; w/ Latch Assembly; Purple; Multiple Connectors Required; 2 Term.
2003ChevroletS10Front Right2-terminal white female power seat harness connector
2003ChevroletSilverado 1500N/A
2003ChevroletSilverado 1500 HDN/A
2003ChevroletSilverado 2500N/A
2003ChevroletSilverado 2500 HDN/A
2003ChevroletSilverado 3500N/A
2003ChevroletSSRN/AWhite; 2 Term. Female; Front
2003ChevroletSuburban 1500N/A
2003ChevroletSuburban 2500N/A
2003ChevroletTahoeN/A
2003ChevroletTrailblazerN/A2-terminal white female power seat harness connector
2003ChevroletTrailblazer EXTN/A2-terminal white female power seat harness connector
2003GMCEnvoyN/A2-terminal white female power seat harness connector
2003GMCEnvoy XLN/A2-terminal white female power seat harness connector
2003GMCSierra 1500N/A2-terminal white female power seat harness connector
2003GMCSierra 1500N/A
2003GMCSierra 1500 HDN/A2-terminal white female power seat harness connector
2003GMCSierra 1500 HDN/A
2003GMCSierra 2500N/A2-terminal white female power seat harness connector
2003GMCSierra 2500N/A
2003GMCSierra 2500 HDN/A2-terminal white female power seat harness connector
2003GMCSierra 2500 HDN/A
2003GMCSierra 3500N/A2-terminal white female power seat harness connector
2003GMCSierra 3500N/A
2003GMCYukonN/A2-terminal white female power seat harness connector
2003GMCYukon XL 1500N/A2-terminal white female power seat harness connector
2003GMCYukon XL 2500N/A2-terminal white female power seat harness connector
2003OldsmobileBravadaN/A2-terminal white female power seat harness connector
2002ChevroletS10Front Right2-terminal white female power seat harness connector
2002ChevroletTrailblazerN/A2-terminal white female power seat harness connector
2002ChevroletTrailblazer EXTN/A2-terminal white female power seat harness connector
2002GMCEnvoyN/A2-terminal white female power seat harness connector
2002GMCEnvoy XLN/A2-terminal white female power seat harness connector
2002OldsmobileBravadaN/A2-terminal white female power seat harness connector
2001ChevroletBlazerFront Rightw/o Remote Entry Lock Control; Purple; Multiple Connectors Required; 2 Term.
2001ChevroletS10Front Right2-terminal white female power seat harness connector
2000ChevroletBlazerFront Rightw/o Remote Entry Lock Control; Purple; Multiple Connectors Required; 2 Term.
2000ChevroletS10Front Right2-terminal white female power seat harness connector
1999ChevroletBlazerFront Rightw/o Remote Entry Lock Control; Purple; Multiple Connectors Required; 2 Term.
1999ChevroletS10Front Right2-terminal white female power seat harness connector
1999ChevroletSilverado 1500Front Left2-terminal white female power seat harness connector
1999ChevroletSilverado 1500Front Right2-terminal white female power seat harness connector
1999ChevroletSuburban 1500Front RightMultiple Connectors Required
1998ChevroletBlazerFront Rightw/o Remote Entry Lock Control; Purple; Multiple Connectors Required; 2 Term.
1998ChevroletS10Front Right2-terminal white female power seat harness connector
1997ChevroletBlazerFront RightPurple; Multiple Connectors Required
1997ChevroletS10Front Right2-terminal white female power seat harness connector
1996ChevroletBlazerFront Rightw/ Latch Assembly; Purple; Multiple Connectors Required
1996ChevroletS10Front Right2-terminal white female power seat harness connector
1995ChevroletBlazerFront Rightw/ Latch Assembly; Purple; Multiple Connectors Required
1995ChevroletS10Front Right2-terminal white female power seat harness connector

* 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:

1243153064061P1875EC753PT1332PTA2362

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