HomeElectrical, Lighting and Body > Electrical ConnectorsStandard Ignition S-1603 Shift Interlock Switch Connector
Part #: S-1603

Standard Ignition S-1603 Shift Interlock Switch Connector

⚙️ 162 vehicles fit this part
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🚗Fitment: Pontiac, Cadillac, Chevrolet, Buick, Oldsmobile, and GMC, GTO, CTS, Corvette, Park Avenue, Camaro, Aurora, Firebird, Lumina APV, Silhouette, Trans Sport, Century, C1500, C1500 Suburban, C2500, C3500, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, Cutlass Ciera, Blazer, C2500 Suburban, Lumina, Yukon, Cutlass Supreme, Grand Prix, R20, R30, V30, R2500, R3500, and V3500
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Reliable Shift Interlock Switch Connector for GM Vehicles

The Standard Ignition S-1603 Shift Interlock Switch Connector is designed to provide a secure and efficient electrical connection for various General Motors vehicles. Engineered with precision, this connector ensures proper functionality of the shift interlock system in compatible Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models.

  • Connector Gender: Male
  • Includes 1 connector with 4 blade female terminals
  • Contains 4 wires and butt splices for easy installation
  • Terminal Type: 4 blade terminals for reliable electrical contact
  • Compatible with multiple GM models including Aurora, Blazer, Camaro, Corvette, CTS, and Yukon

Product Details and Specifications

The S-1603 connector from Standard Ignition features a male connector housing with four female blade terminals, designed to maintain a stable electrical connection within the shift interlock system. The package includes one connector and butt splices, facilitating straightforward wiring repairs or replacements. With four wires integrated, this connector supports the necessary electrical pathways to ensure the shift interlock switch operates correctly, preventing unintended gear shifts and enhancing vehicle safety.

Compatible Vehicles and Applications

This shift interlock switch connector is compatible with a wide range of GM vehicles, including Buick Aurora, Cadillac CTS, Chevrolet Blazer, C1500, Camaro, Corvette, and Lumina, as well as GMC Yukon and Oldsmobile Cutlass models. It is specifically designed for use in the electrical systems of these vehicles to maintain proper shift interlock functionality.

  • Resolves issues with shift interlock switch connectivity
  • Eliminates intermittent electrical faults in the shift system
  • Prevents failure of the shift interlock mechanism
  • Addresses wiring damage or corrosion in the connector area
  • Supports restoration of proper gear shift locking function

Installation Notes and Tips

Installation of the Standard Ignition S-1603 connector requires basic electrical knowledge and tools. Use the included butt splices to securely connect wires, ensuring proper insulation and contact. Verify the connector gender and terminal type before installation to match the vehicle’s wiring harness. It is recommended to disconnect the vehicle battery before beginning work to avoid electrical shorts.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The S-1603 connector undergoes rigorous quality control to provide consistent electrical connectivity. Please refer to Standard Ignition’s warranty policy for specific coverage details.

BrandStandard Ignition
Part NumberS-1603
Connector GenderMale
ContentsIncludes Butt Splices
Terminal GenderFemale
Terminal Type4 Blade Terminals

This part fits 162 vehicles. Search below:

YearMakeModelPositionNotes
2005PontiacGTON/A
2004CadillacCTSN/A
2004ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
2004PontiacGTON/A
2003ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
2002ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
2001ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
2000ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
1999BuickPark AvenueN/A
1999ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
1998BuickPark AvenueN/A
1998ChevroletCamaroN/A
1998ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
1998OldsmobileAuroraN/A
1997BuickPark AvenueN/A
1997ChevroletCamaroN/A
1997ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
1997OldsmobileAuroraN/A
1997PontiacFirebirdN/A
1996ChevroletCamaroN/A
1996ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
1996ChevroletCorvetteN/A
1996ChevroletLumina APVN/A
1996OldsmobileAuroraN/A
1996OldsmobileSilhouetteN/A
1996PontiacFirebirdN/A
1996PontiacTrans SportN/A
1995ChevroletCamaroN/A
1995ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
1995ChevroletCorvetteN/ABlack; 4 Term. Female
1995OldsmobileSilhouetteN/A
1995PontiacFirebirdN/A
1995PontiacTrans SportN/A
1994ChevroletCamaroN/A
1994ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
1994ChevroletCorvetteN/ABlack; 4 Term. Female
1994PontiacFirebirdN/A
1993BuickCenturyN/A
1993ChevroletC1500N/ABlack; 4 Term. Female
1993ChevroletC1500 SuburbanN/ABlack; 4 Term. Female
1993ChevroletC2500N/ABlack; 4 Term. Female
1993ChevroletC3500N/ABlack; 4 Term. Female
1993ChevroletCamaroN/A
1993ChevroletCorvetteN/AMultiple Connectors Required; Black; 4 Term.
1993ChevroletK1500N/ABlack; 4 Term. Female
1993ChevroletK1500 SuburbanN/ABlack; 4 Term. Female
1993ChevroletK2500N/ABlack; 4 Term. Female
1993ChevroletK2500 SuburbanN/ABlack; 4 Term. Female
1993ChevroletK3500N/ABlack; 4 Term. Female
1993GMCC1500N/ABlack; 4 Term. Female
1993GMCC1500 SuburbanN/ABlack; 4 Term. Female
1993GMCC2500N/ABlack; 4 Term. Female
1993GMCC3500N/ABlack; 4 Term. Female
1993GMCK1500N/ABlack; 4 Term. Female
1993GMCK1500 SuburbanN/ABlack; 4 Term. Female
1993GMCK2500N/ABlack; 4 Term. Female
1993GMCK2500 SuburbanN/ABlack; 4 Term. Female
1993GMCK3500N/ABlack; 4 Term. Female
1993OldsmobileCutlass CieraN/A
1993PontiacFirebirdN/A
1992ChevroletBlazerN/ABlack; 4 Term. Female
1992ChevroletC1500N/ABlack; 4 Term. Female
1992ChevroletC1500 SuburbanN/ABlack; 4 Term. Female
1992ChevroletC2500N/ABlack; 4 Term. Female
1992ChevroletC2500 SuburbanN/ABlack; 4 Term. Female
1992ChevroletC3500N/ABlack; 4 Term. Female
1992ChevroletCorvetteN/A
1992ChevroletK1500N/ABlack; 4 Term. Female
1992ChevroletK1500 SuburbanN/ABlack; 4 Term. Female
1992ChevroletK2500N/ABlack; 4 Term. Female
1992ChevroletK2500 SuburbanN/ABlack; 4 Term. Female
1992ChevroletK3500N/ABlack; 4 Term. Female
1992ChevroletLuminaN/A
1992GMCC1500N/ABlack; 4 Term. Female
1992GMCC1500 SuburbanN/ABlack; 4 Term. Female
1992GMCC2500N/ABlack; 4 Term. Female
1992GMCC2500 SuburbanN/ABlack; 4 Term. Female
1992GMCC3500N/ABlack; 4 Term. Female
1992GMCK1500N/ABlack; 4 Term. Female
1992GMCK1500 SuburbanN/ABlack; 4 Term. Female
1992GMCK2500N/ABlack; 4 Term. Female
1992GMCK2500 SuburbanN/ABlack; 4 Term. Female
1992GMCK3500N/ABlack; 4 Term. Female
1992GMCYukonN/ABlack; 4 Term. Female
1992OldsmobileCutlass SupremeN/A
1992PontiacGrand PrixN/ABlack; 4 Term. Female
1991ChevroletC1500N/A
1991ChevroletC2500N/A
1991ChevroletC2500N/ABlack; 4 Term. Female
1991ChevroletC3500N/A
1991ChevroletC3500N/ABlack; 4 Term. Female
1991ChevroletCorvetteN/A
1991ChevroletK1500N/A
1991ChevroletK1500N/ABlack; 4 Term. Female
1991ChevroletK2500N/A
1991ChevroletK2500N/ABlack; 4 Term. Female
1991ChevroletK3500N/A
1991ChevroletK3500N/ABlack; 4 Term. Female
1991GMCC1500N/A
1991GMCC1500N/ABlack; 4 Term. Female
1991GMCC2500N/A
1991GMCC2500N/ABlack; 4 Term. Female
1991GMCC3500N/A
1991GMCC3500N/ABlack; 4 Term. Female
1991GMCK1500N/A
1991GMCK1500N/ABlack; 4 Term. Female
1991GMCK2500N/A
1991GMCK2500N/ABlack; 4 Term. Female
1991GMCK3500N/A
1991GMCK3500N/ABlack; 4 Term. Female
1990ChevroletC1500N/A
1990ChevroletC2500N/A
1990ChevroletC2500N/ABlack; 4 Term. Female
1990ChevroletC3500N/A
1990ChevroletC3500N/ABlack; 4 Term. Female
1990ChevroletK1500N/A
1990ChevroletK1500N/ABlack; 4 Term. Female
1990ChevroletK2500N/A
1990ChevroletK2500N/ABlack; 4 Term. Female
1990ChevroletK3500N/A
1990ChevroletK3500N/ABlack; 4 Term. Female
1990GMCC1500N/A
1990GMCC1500N/ABlack; 4 Term. Female
1990GMCC2500N/A
1990GMCC2500N/ABlack; 4 Term. Female
1990GMCC3500N/A
1990GMCC3500N/ABlack; 4 Term. Female
1990GMCK1500N/A
1990GMCK1500N/ABlack; 4 Term. Female
1990GMCK2500N/A
1990GMCK2500N/ABlack; 4 Term. Female
1990GMCK3500N/A
1990GMCK3500N/ABlack; 4 Term. Female
1989ChevroletC2500N/ABlack; 4 Term. Female
1989ChevroletC3500N/ABlack; 4 Term. Female
1989ChevroletK1500N/ABlack; 4 Term. Female
1989ChevroletK2500N/ABlack; 4 Term. Female
1989ChevroletK3500N/ABlack; 4 Term. Female
1989GMCC1500N/ABlack; 4 Term. Female
1989GMCC2500N/ABlack; 4 Term. Female
1989GMCC3500N/ABlack; 4 Term. Female
1989GMCK1500N/ABlack; 4 Term. Female
1989GMCK2500N/ABlack; 4 Term. Female
1989GMCK3500N/ABlack; 4 Term. Female
1988ChevroletC1500N/ABlack; 4 Term. Female
1988ChevroletC2500N/ABlack; 4 Term. Female
1988ChevroletC3500N/ABlack; 4 Term. Female
1988ChevroletK1500N/ABlack; 4 Term. Female
1988ChevroletK2500N/ABlack; 4 Term. Female
1988ChevroletK3500N/ABlack; 4 Term. Female
1988ChevroletR20N/ABlack; 4 Term. Female
1988ChevroletR30N/ABlack; 4 Term. Female
1988ChevroletV30N/ABlack; 4 Term. Female
1988GMCC1500N/ABlack; 4 Term. Female
1988GMCC2500N/ABlack; 4 Term. Female
1988GMCC3500N/ABlack; 4 Term. Female
1988GMCK1500N/ABlack; 4 Term. Female
1988GMCK2500N/ABlack; 4 Term. Female
1988GMCK3500N/ABlack; 4 Term. Female
1988GMCR2500N/ABlack; 4 Term. Female
1988GMCR3500N/ABlack; 4 Term. Female
1988GMCV3500N/ABlack; 4 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:

1074121173501P1706EC1100PT1101PTA1826

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