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Standard Ignition S-1236 Alternator ConnectorOE Quality 60-Day Returns
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Part #: S-1236

Standard Ignition S-1236 Alternator Connector

⚙️ 281 vehicles fit this part
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🚗Fitment: Chevrolet, Pontiac, GMC, Saturn, Buick, Hummer, Cadillac, and Oldsmobile, Express 2500, Express 3500, Cobalt, G5, G6, Express 1500, Malibu, Savana 1500, Savana 2500, Savana 3500, Aura, Rendezvous, Silverado 1500, Silverado 1500 HD Classic, Silverado 2500 HD, Silverado 3500, Silverado 3500 HD, Sierra 1500, Sierra 1500 HD Classic, Sierra 2500 HD, Sierra 3500 Classic, Sierra 3500 HD, H2, Ion, Rainier, Avalanche 1500, Avalanche 2500, Colorado, Silverado 1500 HD, SSR, Suburban 1500, Suburban 2500, Tahoe, Trailblazer, Trailblazer EXT, Canyon, Envoy, Envoy XL, Sierra 1500 HD, Sierra 3500, Yukon, Yukon XL 1500, Yukon XL 2500, Pursuit, Blazer, Classic, Envoy XUV, Jimmy, Grand Am, Escalade, Escalade ESV, Escalade EXT, S10, Silverado 2500, Sierra 2500, Sonoma, Alero, Bravada, C2500, C3500, K2500, and K3500
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Reliable Alternator Connector for GM and Related Vehicles

The Standard Ignition S-1236 alternator connector is designed to provide a secure and efficient electrical connection for a variety of General Motors vehicles. Engineered with durable materials, this connector ensures consistent performance in charging and starting systems.

  • Connector Gender: Male
  • Includes 1 connector with 2 female pin socket terminals
  • Harness length of 15 inches for flexible installation
  • Comes with butt splices for easy wiring connections
  • Wire Quantity: 2 wires included for proper circuit integration

Product Details and Specifications

The S-1236 alternator connector from Standard Ignition features a male connector designed to mate with female terminals, ensuring a reliable electrical interface. The connector includes two female pin socket terminals, which provide secure contact points for the alternator wiring harness. With a 15-inch harness length, this part offers sufficient reach for installation in various engine compartments. The included butt splices facilitate straightforward wire splicing, reducing installation time and improving connection integrity.

Compatible Vehicles and Applications

This alternator connector is compatible with a wide range of GM makes and models, including Buick, Cadillac, Chevrolet, GMC, Hummer, Oldsmobile, Pontiac, and Saturn. Specific models supported include the Chevrolet Silverado 1500, GMC Sierra 2500, Cadillac Escalade, Buick Rainier, Pontiac G6, and Saturn Aura, among others. The S-1236 is suitable for vehicles requiring a male alternator connector with two female pin socket terminals in their charging and starting systems.

  • Resolves intermittent charging issues caused by faulty connectors
  • Replaces damaged or corroded alternator wiring harness connectors
  • Ensures proper electrical contact to prevent starting failures
  • Addresses wiring harness wear from engine heat and vibration
  • Facilitates upgrades or repairs in GM alternator electrical systems

Installation Notes and Tips

When installing the Standard Ignition S-1236 alternator connector, ensure the vehicle battery is disconnected to prevent electrical shorts. Use the included butt splices to securely join wires, and verify that all connections are tight and free of corrosion. The 15-inch harness length allows for flexible routing; avoid sharp bends or contact with hot engine components. Confirm compatibility with your specific make and model before installation.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance in demanding automotive environments. The S-1236 alternator connector undergoes rigorous quality control to ensure durability and fitment accuracy. Please refer to Standard Ignition's warranty policy for coverage details on this part number.

BrandStandard Ignition
Part NumberS-1236
Connector GenderMale
ContentsIncludes Butt Splices
Harness Length - inches15"
Terminal GenderFemale
Terminal TypePin Socket

This part fits 281 vehicles. Search below:

YearMakeModelPositionNotes
2014ChevroletExpress 2500N/A
2014ChevroletExpress 3500N/A
2013ChevroletExpress 2500N/A
2013ChevroletExpress 3500N/A
2012ChevroletExpress 2500N/A
2012ChevroletExpress 3500N/A
2011ChevroletExpress 2500N/A
2011ChevroletExpress 3500N/A
2010ChevroletExpress 2500N/A
2010ChevroletExpress 3500N/A
2009ChevroletCobaltN/A
2009ChevroletExpress 2500N/A
2009ChevroletExpress 3500N/A
2009PontiacG5N/A
2009PontiacG6N/A
2008ChevroletCobaltN/A
2008ChevroletExpress 1500N/A
2008ChevroletExpress 2500N/A
2008ChevroletExpress 3500N/A
2008ChevroletMalibuN/A
2008GMCSavana 1500N/A
2008GMCSavana 2500N/A
2008GMCSavana 3500N/A
2008PontiacG5N/A
2008PontiacG6N/A
2008SaturnAuraN/A
2007BuickRendezvousN/A
2007ChevroletCobaltN/A
2007ChevroletExpress 1500N/ATan; 2 Term. Female
2007ChevroletExpress 2500N/ATan; 2 Term. Female
2007ChevroletExpress 3500N/ATan; 2 Term. Female
2007ChevroletMalibuN/A
2007ChevroletSilverado 1500N/ATan; 2 Term. Female
2007ChevroletSilverado 1500 HD ClassicN/ATan; 2 Term. Female
2007ChevroletSilverado 2500 HDN/ATan; 2 Term. Female
2007ChevroletSilverado 3500N/ATan; 2 Term. Female
2007ChevroletSilverado 3500 HDN/ATan; 2 Term. Female
2007GMCSavana 1500N/ATan; 2 Term. Female
2007GMCSavana 2500N/ATan; 2 Term. Female
2007GMCSavana 3500N/ATan; 2 Term. Female
2007GMCSierra 1500N/ATan; 2 Term. Female
2007GMCSierra 1500 HD ClassicN/ATan; 2 Term. Female
2007GMCSierra 2500 HDN/ATan; 2 Term. Female
2007GMCSierra 3500 ClassicN/ATan; 2 Term. Female
2007GMCSierra 3500 HDN/ATan; 2 Term. Female
2007HummerH2N/A
2007PontiacG5N/A
2007PontiacG6N/A
2007SaturnAuraN/A
2007SaturnIonN/A
2006BuickRainierN/A
2006BuickRendezvousN/A
2006ChevroletAvalanche 1500N/A
2006ChevroletAvalanche 2500N/A
2006ChevroletCobaltN/A
2006ChevroletColoradoN/A
2006ChevroletExpress 1500N/ATan; 2 Term. Female
2006ChevroletExpress 2500N/ATan; 2 Term. Female
2006ChevroletExpress 3500N/ATan; 2 Term. Female
2006ChevroletMalibuN/ATan; 2 Term. Female
2006ChevroletSilverado 1500N/ATan; 2 Term. Female
2006ChevroletSilverado 1500 HDN/ATan; 2 Term. Female
2006ChevroletSilverado 2500 HDN/ATan; 2 Term. Female
2006ChevroletSilverado 3500N/ATan; 2 Term. Female
2006ChevroletSSRN/A
2006ChevroletSuburban 1500N/A
2006ChevroletSuburban 2500N/A
2006ChevroletTahoeN/A
2006ChevroletTrailblazerN/A
2006ChevroletTrailblazer EXTN/A
2006GMCCanyonN/A
2006GMCEnvoyN/A
2006GMCEnvoy XLN/A
2006GMCSavana 1500N/ATan; 2 Term. Female
2006GMCSavana 2500N/ATan; 2 Term. Female
2006GMCSavana 3500N/ATan; 2 Term. Female
2006GMCSierra 1500N/ATan; 2 Term. Female
2006GMCSierra 1500 HDN/ATan; 2 Term. Female
2006GMCSierra 2500 HDN/ATan; 2 Term. Female
2006GMCSierra 3500N/ATan; 2 Term. Female
2006GMCYukonN/A
2006GMCYukon XL 1500N/A
2006GMCYukon XL 2500N/A
2006HummerH2N/A
2006PontiacG6N/ATan; 2 Term. Female
2006PontiacPursuitN/A
2006SaturnIonN/A
2005BuickRainierN/A
2005BuickRendezvousN/A
2005ChevroletAvalanche 1500N/ATan; 2 Term. Female
2005ChevroletAvalanche 2500N/ATan; 2 Term. Female
2005ChevroletBlazerN/A
2005ChevroletClassicN/A
2005ChevroletCobaltN/A
2005ChevroletColoradoN/A
2005ChevroletExpress 1500N/A
2005ChevroletExpress 2500N/A
2005ChevroletExpress 3500N/A
2005ChevroletMalibuN/ATan; 2 Term. Female
2005ChevroletSilverado 1500N/ATan; 2 Term. Female
2005ChevroletSilverado 1500 HDN/ATan; 2 Term. Female
2005ChevroletSilverado 2500 HDN/ATan; 2 Term. Female
2005ChevroletSilverado 3500N/ATan; 2 Term. Female
2005ChevroletSSRN/A
2005ChevroletSuburban 1500N/ATan; 2 Term. Female
2005ChevroletSuburban 2500N/ATan; 2 Term. Female
2005ChevroletTahoeN/ATan; 2 Term. Female
2005ChevroletTrailblazerN/A
2005ChevroletTrailblazer EXTN/A
2005GMCCanyonN/A
2005GMCEnvoyN/A
2005GMCEnvoy XLN/A
2005GMCEnvoy XUVN/A
2005GMCJimmyN/A
2005GMCSavana 1500N/A
2005GMCSavana 2500N/A
2005GMCSavana 3500N/A
2005GMCSierra 1500N/ATan; 2 Term. Female
2005GMCSierra 1500 HDN/ATan; 2 Term. Female
2005GMCSierra 2500 HDN/ATan; 2 Term. Female
2005GMCSierra 3500N/ATan; 2 Term. Female
2005GMCYukonN/ATan; 2 Term. Female
2005GMCYukon XL 1500N/ATan; 2 Term. Female
2005GMCYukon XL 2500N/ATan; 2 Term. Female
2005HummerH2N/A
2005PontiacGrand AmN/ATan; 2 Term. Female
2005PontiacPursuitN/A
2004BuickRainierN/A
2004BuickRendezvousN/A
2004CadillacEscaladeN/ATan; 2 Term. Female
2004CadillacEscalade ESVN/ATan; 2 Term. Female
2004CadillacEscalade EXTN/ATan; 2 Term. Female
2004ChevroletAvalanche 1500N/ATan; 2 Term. Female
2004ChevroletAvalanche 2500N/ATan; 2 Term. Female
2004ChevroletBlazerN/A
2004ChevroletClassicN/A
2004ChevroletColoradoN/A
2004ChevroletExpress 1500N/A
2004ChevroletExpress 2500N/A
2004ChevroletExpress 3500N/A
2004ChevroletMalibuN/ATan; 2 Term. Female
2004ChevroletS10N/A
2004ChevroletSilverado 1500N/ATan; 2 Term. Female
2004ChevroletSilverado 2500N/ATan; 2 Term. Female
2004ChevroletSilverado 2500 HDN/ATan; 2 Term. Female
2004ChevroletSilverado 3500N/ATan; 2 Term. Female
2004ChevroletSSRN/A
2004ChevroletSuburban 1500N/ATan; 2 Term. Female
2004ChevroletSuburban 2500N/ATan; 2 Term. Female
2004ChevroletTahoeN/ATan; 2 Term. Female
2004ChevroletTrailblazerN/A
2004ChevroletTrailblazer EXTN/A
2004GMCCanyonN/A
2004GMCEnvoyN/A
2004GMCEnvoy XLN/A
2004GMCEnvoy XUVN/A
2004GMCSavana 1500N/A
2004GMCSavana 2500N/A
2004GMCSavana 3500N/A
2004GMCSierra 1500N/ATan; 2 Term. Female
2004GMCSierra 2500N/ATan; 2 Term. Female
2004GMCSierra 2500 HDN/ATan; 2 Term. Female
2004GMCSierra 3500N/ATan; 2 Term. Female
2004GMCSonomaN/A
2004GMCYukonN/ATan; 2 Term. Female
2004GMCYukon XL 1500N/ATan; 2 Term. Female
2004GMCYukon XL 2500N/ATan; 2 Term. Female
2004HummerH2N/A
2004OldsmobileAleroN/A
2004OldsmobileBravadaN/A
2004PontiacGrand AmN/ATan; 2 Term. Female
2003CadillacEscaladeN/ATan; 2 Term. Female
2003CadillacEscalade ESVN/ATan; 2 Term. Female
2003CadillacEscalade EXTN/ATan; 2 Term. Female
2003ChevroletAvalanche 1500N/ATan; 2 Term. Female
2003ChevroletAvalanche 2500N/ATan; 2 Term. Female
2003ChevroletBlazerN/A
2003ChevroletExpress 1500N/A
2003ChevroletExpress 2500N/A
2003ChevroletExpress 3500N/A
2003ChevroletS10N/ATan; 2 Term. Female
2003ChevroletSilverado 1500N/ATan; 2 Term. Female
2003ChevroletSilverado 1500 HDN/ATan; 2 Term. Female
2003ChevroletSilverado 2500N/ATan; 2 Term. Female
2003ChevroletSilverado 2500 HDN/ATan; 2 Term. Female
2003ChevroletSilverado 3500N/ATan; 2 Term. Female
2003ChevroletSSRN/A
2003ChevroletSuburban 1500N/ATan; 2 Term. Female
2003ChevroletSuburban 2500N/ATan; 2 Term. Female
2003ChevroletTahoeN/ATan; 2 Term. Female
2003ChevroletTrailblazerN/A
2003ChevroletTrailblazer EXTN/A
2003GMCEnvoyN/A
2003GMCEnvoy XLN/A
2003GMCJimmyN/A
2003GMCSavana 1500N/A
2003GMCSavana 2500N/A
2003GMCSavana 3500N/A
2003GMCSierra 1500N/ATan; 2 Term. Female
2003GMCSierra 1500 HDN/ATan; 2 Term. Female
2003GMCSierra 2500N/ATan; 2 Term. Female
2003GMCSierra 2500 HDN/ATan; 2 Term. Female
2003GMCSierra 3500N/ATan; 2 Term. Female
2003GMCSonomaN/ATan; 2 Term. Female
2003GMCYukonN/ATan; 2 Term. Female
2003GMCYukon XL 1500N/ATan; 2 Term. Female
2003GMCYukon XL 2500N/ATan; 2 Term. Female
2003HummerH2N/A
2003OldsmobileAleroN/A
2003OldsmobileBravadaN/A
2003PontiacGrand AmN/ATan; 2 Term. Female
2002CadillacEscaladeN/ATan; 2 Term. Female
2002CadillacEscalade EXTN/ATan; 2 Term. Female
2002ChevroletAvalanche 1500N/ATan; 2 Term. Female
2002ChevroletAvalanche 2500N/ATan; 2 Term. Female
2002ChevroletBlazerN/A
2002ChevroletS10N/ATan; 2 Term. Female
2002ChevroletSilverado 1500N/ATan; 2 Term. Female
2002ChevroletSilverado 1500 HDN/ATan; 2 Term. Female
2002ChevroletSilverado 2500N/ATan; 2 Term. Female
2002ChevroletSilverado 2500 HDN/ATan; 2 Term. Female
2002ChevroletSilverado 3500N/ATan; 2 Term. Female
2002ChevroletSuburban 1500N/ATan; 2 Term. Female
2002ChevroletSuburban 2500N/ATan; 2 Term. Female
2002ChevroletTahoeN/ATan; 2 Term. Female
2002ChevroletTrailblazerN/ATan; 2 Term. Female
2002ChevroletTrailblazer EXTN/ATan; 2 Term. Female
2002GMCEnvoyN/ATan; 2 Term. Female
2002GMCEnvoy XLN/ATan; 2 Term. Female
2002GMCJimmyN/A
2002GMCSierra 1500N/ATan; 2 Term. Female
2002GMCSierra 1500 HDN/ATan; 2 Term. Female
2002GMCSierra 2500N/ATan; 2 Term. Female
2002GMCSierra 2500 HDN/ATan; 2 Term. Female
2002GMCSierra 3500N/ATan; 2 Term. Female
2002GMCSonomaN/ATan; 2 Term. Female
2002GMCYukonN/ATan; 2 Term. Female
2002GMCYukon XL 1500N/ATan; 2 Term. Female
2002GMCYukon XL 2500N/ATan; 2 Term. Female
2002OldsmobileAleroN/A
2002OldsmobileBravadaN/ATan; 2 Term. Female
2002PontiacGrand AmN/ATan; 2 Term. Female
2001ChevroletBlazerN/A
2001ChevroletS10N/ATan; 2 Term. Female
2001ChevroletSilverado 1500N/ATan; 2 Term. Female
2001ChevroletSilverado 1500 HDN/ATan; 2 Term. Female
2001ChevroletSilverado 2500N/ATan; 2 Term. Female
2001ChevroletSilverado 2500 HDN/ATan; 2 Term. Female
2001ChevroletSilverado 3500N/ATan; 2 Term. Female
2001ChevroletSuburban 1500N/ATan; 2 Term. Female
2001ChevroletSuburban 2500N/ATan; 2 Term. Female
2001ChevroletTahoeN/ATan; 2 Term. Female
2001GMCJimmyN/A
2001GMCSierra 1500N/ATan; 2 Term. Female
2001GMCSierra 1500 HDN/ATan; 2 Term. Female
2001GMCSierra 2500N/ATan; 2 Term. Female
2001GMCSierra 2500 HDN/ATan; 2 Term. Female
2001GMCSierra 3500N/ATan; 2 Term. Female
2001GMCSonomaN/ATan; 2 Term. Female
2001GMCYukonN/ATan; 2 Term. Female
2001GMCYukon XL 1500N/ATan; 2 Term. Female
2001GMCYukon XL 2500N/ATan; 2 Term. Female
2001OldsmobileBravadaN/A
2000ChevroletC2500N/ATan; 2 Term. Female
2000ChevroletC3500N/ATan; 2 Term. Female
2000ChevroletK2500N/ATan; 2 Term. Female
2000ChevroletK3500N/ATan; 2 Term. Female
2000ChevroletSilverado 1500N/ATan; 2 Term. Female
2000ChevroletSilverado 2500N/ATan; 2 Term. Female
2000ChevroletSuburban 1500N/ATan; 2 Term. Female
2000ChevroletSuburban 2500N/ATan; 2 Term. Female
2000ChevroletTahoeN/ATan; 2 Term. Female
2000GMCC2500N/ATan; 2 Term. Female
2000GMCC3500N/ATan; 2 Term. Female
2000GMCK2500N/ATan; 2 Term. Female
2000GMCK3500N/ATan; 2 Term. Female
2000GMCSierra 1500N/ATan; 2 Term. Female
2000GMCSierra 2500N/ATan; 2 Term. Female
2000GMCYukonN/ATan; 2 Term. Female
2000GMCYukon XL 1500N/ATan; 2 Term. Female
2000GMCYukon XL 2500N/ATan; 2 Term. Female

* 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:

1241153063291P1873645-569EC733PT734PTA1117

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

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