HomeBody > Electrical ConnectorsStandard Ignition S-1666 Power Seat Harness Connector
Part #: S-1666

Standard Ignition S-1666 Power Seat Harness Connector

⚙️ 37 vehicles fit this part
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🚗Fitment: Chevrolet, GMC, Pontiac, Saturn, and Buick, Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Cobalt, Equinox, G5, Solstice, Torrent, Sky, Rainier, Suburban 1500, Suburban 2500, Tahoe, Trailblazer, Envoy, Sierra 1500 HD Classic, Sierra 3500 Classic, and Pursuit
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Reliable Power Seat Harness Connector for GM Vehicles

The Standard Ignition S-1666 Power Seat Harness Connector is designed to provide a secure and efficient electrical connection for power seat systems. Compatible with a range of Buick, Chevrolet, GMC, Pontiac, and Saturn models, this connector ensures reliable performance in your vehicle's seating electrical components.

  • Female connector gender with male terminals for secure mating
  • Includes 4 blade terminals and 4 wires for complete connectivity
  • Contains butt splices for easy and durable wire connections
  • Single connector quantity per package for targeted replacement
  • Compatible with multiple GM models including Chevrolet Silverado and GMC Sierra series

Product Details and Specifications

The S-1666 Power Seat Harness Connector by Standard Ignition features a female connector housing paired with four male 4-blade terminals. This configuration supports four wires, providing a robust connection for power seat functions. The inclusion of butt splices allows for straightforward splicing and repair of existing wiring harnesses, facilitating a reliable electrical path. This connector is engineered to meet the electrical demands of power seat systems in various GM vehicles, ensuring consistent operation and durability.

Compatible Vehicles and Applications

This power seat harness connector is compatible with a wide range of General Motors vehicles, including Buick, Chevrolet, GMC, Pontiac, and Saturn models. Notable fitments include Chevrolet Silverado 1500, 2500 HD, and 3500 HD, GMC Sierra 1500 and 2500 HD, Chevrolet Equinox, Pontiac G5, and Saturn Sky among others. The S-1666 part number is specifically designed to replace or repair power seat wiring harnesses in these vehicles, maintaining factory-level electrical integrity.

  • Restores power seat electrical connectivity in Buick, Chevrolet, GMC, Pontiac, and Saturn vehicles
  • Addresses issues such as intermittent seat movement or non-responsive power seats
  • Replaces damaged or corroded seat harness connectors
  • Facilitates repair of broken wiring connections within the seat harness
  • Ensures proper electrical contact for seat adjustment motors and controls

Installation Notes and Tips

When installing the Standard Ignition S-1666 connector, ensure the vehicle’s battery is disconnected to prevent electrical shorts. Use the included butt splices to securely join wires, and verify that all terminals are fully seated within the connector housing. Proper crimping tools are recommended to maintain terminal integrity. After installation, test the power seat functions to confirm correct operation before reassembling interior panels.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and fitment. The S-1666 Power Seat Harness Connector undergoes quality control inspections to ensure durability and electrical consistency. While specific warranty details may vary, Standard Ignition typically offers coverage against defects in materials and workmanship, supporting long-term vehicle maintenance needs.

BrandStandard Ignition
Part NumberS-1666
Connector GenderFemale
ContentsIncludes Butt Splices
Terminal GenderMale
Terminal Type4 Blade Terminals

This part fits 37 vehicles. Search below:

YearMakeModelPositionNotes
2009ChevroletSilverado 1500N/A
2009ChevroletSilverado 2500 HDN/A
2009ChevroletSilverado 3500 HDN/A
2009GMCSierra 1500N/A
2009GMCSierra 2500 HDN/A
2009GMCSierra 3500 HDN/A
2008ChevroletCobaltN/ABlack and Gray; 4 Term. Male
2008ChevroletEquinoxN/ABlack and Gray; 4 Term. Male
2008PontiacG5N/ABlack and Gray; 4 Term. Male
2008PontiacSolsticeN/ABlack and Gray; 4 Term. Male
2008PontiacTorrentN/ABlack and Gray; 4 Term. Male
2008SaturnSkyN/ABlack and Gray; 4 Term. Male
2007BuickRainierN/ABlack and Gray; 4 Term. Male
2007ChevroletCobaltN/ABlack and Gray; 4 Term. Male
2007ChevroletCobaltN/A
2007ChevroletEquinoxN/ABlack and Gray; 4 Term. Male
2007ChevroletSuburban 1500N/A
2007ChevroletSuburban 2500N/A
2007ChevroletTahoeN/A
2007ChevroletTrailblazerN/ABlack and Gray; 4 Term. Male
2007GMCEnvoyN/ABlack and Gray; 4 Term. Male
2007GMCSierra 1500N/ABlack and Gray; 4 Term. Male
2007GMCSierra 1500 HD ClassicN/ABlack and Gray; 4 Term. Male
2007GMCSierra 2500 HDN/ABlack and Gray; 4 Term. Male
2007GMCSierra 3500 ClassicN/ABlack and Gray; 4 Term. Male
2007GMCSierra 3500 HDN/ABlack and Gray; 4 Term. Male
2007PontiacG5N/ABlack and Gray; 4 Term. Male
2007PontiacG5N/A
2007PontiacSolsticeN/ABlack and Gray; 4 Term. Male
2007PontiacTorrentN/ABlack and Gray; 4 Term. Male
2007SaturnSkyN/ABlack and Gray; 4 Term. Male
2006ChevroletCobaltN/ABlack and Gray; 4 Term. Male
2006ChevroletEquinoxN/ABlack and Gray; 4 Term. Male
2006PontiacPursuitN/ABlack and Gray; 4 Term. Male
2005ChevroletCobaltN/ABlack and Gray; 4 Term. Male
2005ChevroletEquinoxN/ABlack and Gray; 4 Term. Male
2005PontiacPursuitN/ABlack and Gray; 4 Term. Male

* 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:

88953361EC1163PT1164

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