HomeElectrical, Lighting and Body > Electrical ConnectorsStandard Ignition TC412A Trailer Connector Kit
Part #: TC412A

Standard Ignition TC412A Trailer Connector Kit

244 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Cadillac, Chevrolet, and GMC, Blazer, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500, Escalade, K1500, K1500 Suburban, K2500, K2500 Suburban, K3500, R20, R2500, R30, R3500, Silverado 2500, Silverado 2500 HD, Silverado 3500, V30, V3500, and Yukon
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Trailer Connector Kit for GM Trucks and SUVs

Standard Ignition TC412A is a trailer connector kit built for vehicle-side electrical repair on a wide range of Chevrolet, GMC, and Cadillac applications. It is designed for technicians replacing worn or failed trailer connector components on GM trucks and SUVs from the late 1980s through the early 2000s.

With a female and male connector design, pin and eye ring terminals, and a solenoid included in the contents, this kit supports a direct electrical service repair where the original connector has failed. Standard Ignition TC412A is a practical choice for restoring trailer wiring function on Silverado, Sierra, Suburban, Yukon, and related platforms.

Key Features

  • Trailer connector kit for vehicle-side electrical repair
  • Female and male connector configuration
  • Pin and eye ring terminal types for service applications
  • Built with high-grade materials for precise electrical performance
  • Robust construction intended for installation confidence
  • Standard Ignition TC412A for GM truck and SUV fitments

Detailed Description

Standard Ignition TC412A is engineered for trailer connector service on many Chevrolet, GMC, and Cadillac models, including 1988-2001 Chevrolet Silverado and C/K applications, 1988-2000 GMC C/K trucks, and 1992-1999 Suburban and Yukon platforms. It also fits 1999 Cadillac Escalade and select 1988-1991 R/V series trucks. This part cross-references Carlson 41125 for the same application.

The connector kit is built around Standard Ignition’s focus on repair-oriented electrical components, using durable materials and a design aimed at restoring reliable trailer connection performance when the original equipment connector has failed. The TC412A part number is commonly searched by buyers looking for a trailer connector kit for Chevrolet Silverado 2500, GMC K2500, or Chevrolet Blazer vehicle connector service.

Common Problems This Part Can Address

  • Broken or corroded trailer connector terminals
  • Intermittent trailer light or signal connection
  • Damaged vehicle-side connector housing
  • Electrical contact loss at the trailer plug interface
  • Failed connector repair on GM towing applications

Installation Notes and Tips

Verify the vehicle connector style before installation and compare the existing terminal layout to the TC412A configuration. Confirm the application against the vehicle’s year, make, and model, especially on Silverado, Sierra, Suburban, Yukon, and Escalade platforms. Clean the surrounding wiring area before service, and inspect the harness for heat damage, corrosion, or broken conductors that could affect the repair.

For search relevance, this part is often referenced for trailer connector repair on 1999-2001 Chevrolet Silverado 2500, 1988-2000 GMC K2500, and 1992-1999 Chevrolet C1500 Suburban applications.

Quality Assurance

Standard Ignition designs its trailer connectors and accessories with a focus on fit, electrical precision, and repair reliability. The TC412A reflects that approach with materials and construction intended to address common failure points in original trailer connector assemblies.

BrandStandard Ignition
Part NumberTC412A
Connector GenderFemale + male
Connector Quantity3
ContentsSolenoid
Terminal GenderFemale
Terminal Quantity4;4;1
Terminal TypePin; eye ring
Wire Quantity4

This part fits 244 vehicles. Search below:

YearMakeModelPositionNotes
2001ChevroletSilverado 2500N/AVehicle Connector
2001ChevroletSilverado 2500 HDN/AVehicle Connector
2001ChevroletSilverado 3500N/AVehicle Connector
2000ChevroletSilverado 2500N/AVehicle Connector
2000GMCC2500N/AVehicle Connector
2000GMCC3500N/AVehicle Connector
2000GMCK2500N/AVehicle Connector
2000GMCK3500N/AVehicle Connector
1999CadillacEscaladeN/AVehicle Connector
1999ChevroletC1500 SuburbanN/AVehicle Connector
1999ChevroletC2500 SuburbanN/AVehicle Connector
1999ChevroletK1500N/A
1999ChevroletK1500 SuburbanN/AVehicle Connector
1999ChevroletK2500N/A
1999ChevroletK2500 SuburbanN/AVehicle Connector
1999ChevroletSilverado 2500N/AVehicle Connector
1999GMCC1500N/AVehicle Connector
1999GMCC1500 SuburbanN/AVehicle Connector
1999GMCC2500N/AVehicle Connector
1999GMCC2500 SuburbanN/AVehicle Connector
1999GMCC3500N/AVehicle Connector
1999GMCK1500N/AVehicle Connector
1999GMCK1500 SuburbanN/AVehicle Connector
1999GMCK2500N/AVehicle Connector
1999GMCK2500 SuburbanN/AVehicle Connector
1999GMCK3500N/AVehicle Connector
1999GMCYukonN/AVehicle Connector
1998ChevroletC1500N/AVehicle Connector
1998ChevroletC1500 SuburbanN/AVehicle Connector
1998ChevroletC2500N/AVehicle Connector
1998ChevroletC2500 SuburbanN/AVehicle Connector
1998ChevroletC3500N/AVehicle Connector
1998ChevroletK1500N/AVehicle Connector
1998ChevroletK1500 SuburbanN/AVehicle Connector
1998ChevroletK2500N/AVehicle Connector
1998ChevroletK2500 SuburbanN/AVehicle Connector
1998ChevroletK3500N/AVehicle Connector
1998GMCC1500N/AVehicle Connector
1998GMCC1500 SuburbanN/AVehicle Connector
1998GMCC2500N/AVehicle Connector
1998GMCC2500 SuburbanN/AVehicle Connector
1998GMCC3500N/AVehicle Connector
1998GMCK1500N/AVehicle Connector
1998GMCK1500 SuburbanN/AVehicle Connector
1998GMCK2500N/AVehicle Connector
1998GMCK2500 SuburbanN/AVehicle Connector
1998GMCK3500N/AVehicle Connector
1998GMCYukonN/AVehicle Connector
1997ChevroletC1500N/AVehicle Connector
1997ChevroletC1500 SuburbanN/AVehicle Connector
1997ChevroletC2500N/AVehicle Connector
1997ChevroletC2500 SuburbanN/AVehicle Connector
1997ChevroletC3500N/AVehicle Connector
1997ChevroletK1500N/AVehicle Connector
1997ChevroletK1500 SuburbanN/AVehicle Connector
1997ChevroletK2500N/AVehicle Connector
1997ChevroletK2500 SuburbanN/AVehicle Connector
1997ChevroletK3500N/AVehicle Connector
1997GMCC1500N/AVehicle Connector
1997GMCC1500 SuburbanN/AVehicle Connector
1997GMCC2500N/AVehicle Connector
1997GMCC2500 SuburbanN/AVehicle Connector
1997GMCC3500N/AVehicle Connector
1997GMCK1500N/AVehicle Connector
1997GMCK1500 SuburbanN/AVehicle Connector
1997GMCK2500N/AVehicle Connector
1997GMCK2500 SuburbanN/AVehicle Connector
1997GMCK3500N/AVehicle Connector
1997GMCYukonN/AVehicle Connector
1996ChevroletC1500N/AVehicle Connector
1996ChevroletC1500 SuburbanN/AVehicle Connector
1996ChevroletC2500N/AVehicle Connector
1996ChevroletC2500 SuburbanN/AVehicle Connector
1996ChevroletC3500N/AVehicle Connector
1996ChevroletK1500N/AVehicle Connector
1996ChevroletK1500 SuburbanN/AVehicle Connector
1996ChevroletK2500N/AVehicle Connector
1996ChevroletK2500 SuburbanN/AVehicle Connector
1996ChevroletK3500N/AVehicle Connector
1996GMCC1500N/AVehicle Connector
1996GMCC2500N/AVehicle Connector
1996GMCC2500 SuburbanN/AVehicle Connector
1996GMCC3500N/AVehicle Connector
1996GMCK1500N/AVehicle Connector
1996GMCK1500 SuburbanN/AVehicle Connector
1996GMCK2500N/AVehicle Connector
1996GMCK2500 SuburbanN/AVehicle Connector
1996GMCK3500N/AVehicle Connector
1996GMCYukonN/AVehicle Connector
1995ChevroletC1500N/AVehicle Connector
1995ChevroletC1500 SuburbanN/AVehicle Connector
1995ChevroletC2500N/AVehicle Connector
1995ChevroletC2500 SuburbanN/AVehicle Connector
1995ChevroletC3500N/AVehicle Connector
1995ChevroletK1500N/AVehicle Connector
1995ChevroletK1500 SuburbanN/AVehicle Connector
1995ChevroletK2500N/AVehicle Connector
1995ChevroletK2500 SuburbanN/AVehicle Connector
1995ChevroletK3500N/AVehicle Connector
1995GMCC1500N/AVehicle Connector
1995GMCC1500 SuburbanN/AVehicle Connector
1995GMCC2500N/AVehicle Connector
1995GMCC2500 SuburbanN/AVehicle Connector
1995GMCC3500N/AVehicle Connector
1995GMCK1500N/AVehicle Connector
1995GMCK1500 SuburbanN/AVehicle Connector
1995GMCK2500N/AVehicle Connector
1995GMCK2500 SuburbanN/AVehicle Connector
1995GMCK3500N/AVehicle Connector
1995GMCYukonN/AVehicle Connector
1994ChevroletBlazerN/AVehicle Connector
1994ChevroletC1500N/AVehicle Connector
1994ChevroletC1500 SuburbanN/AVehicle Connector
1994ChevroletC2500N/AVehicle Connector
1994ChevroletC2500 SuburbanN/AVehicle Connector
1994ChevroletC3500N/AVehicle Connector
1994ChevroletK1500N/AVehicle Connector
1994ChevroletK1500 SuburbanN/AVehicle Connector
1994ChevroletK2500N/AVehicle Connector
1994ChevroletK2500 SuburbanN/AVehicle Connector
1994ChevroletK3500N/AVehicle Connector
1994GMCC1500N/AVehicle Connector
1994GMCC1500 SuburbanN/AVehicle Connector
1994GMCC2500N/AVehicle Connector
1994GMCC2500 SuburbanN/AVehicle Connector
1994GMCC3500N/AVehicle Connector
1994GMCK1500N/AVehicle Connector
1994GMCK1500 SuburbanN/AVehicle Connector
1994GMCK2500N/AVehicle Connector
1994GMCK2500 SuburbanN/AVehicle Connector
1994GMCK3500N/AVehicle Connector
1994GMCYukonN/AVehicle Connector
1993ChevroletBlazerN/AVehicle Connector
1993ChevroletC1500N/AVehicle Connector
1993ChevroletC1500 SuburbanN/AVehicle Connector
1993ChevroletC2500N/AVehicle Connector
1993ChevroletC2500 SuburbanN/AVehicle Connector
1993ChevroletC3500N/AVehicle Connector
1993ChevroletK1500N/AVehicle Connector
1993ChevroletK1500 SuburbanN/AVehicle Connector
1993ChevroletK2500N/AVehicle Connector
1993ChevroletK2500 SuburbanN/AVehicle Connector
1993ChevroletK3500N/AVehicle Connector
1993GMCC1500N/AVehicle Connector
1993GMCC1500 SuburbanN/AVehicle Connector
1993GMCC2500N/AVehicle Connector
1993GMCC2500 SuburbanN/AVehicle Connector
1993GMCC3500N/AVehicle Connector
1993GMCK1500N/AVehicle Connector
1993GMCK1500 SuburbanN/AVehicle Connector
1993GMCK2500N/AVehicle Connector
1993GMCK2500 SuburbanN/AVehicle Connector
1993GMCK3500N/AVehicle Connector
1993GMCYukonN/AVehicle Connector
1992ChevroletBlazerN/AVehicle Connector
1992ChevroletC1500N/AVehicle Connector
1992ChevroletC1500 SuburbanN/AVehicle Connector
1992ChevroletC2500N/AVehicle Connector
1992ChevroletC2500 SuburbanN/AVehicle Connector
1992ChevroletC3500N/AVehicle Connector
1992ChevroletK1500N/AVehicle Connector
1992ChevroletK1500 SuburbanN/AVehicle Connector
1992ChevroletK2500N/AVehicle Connector
1992ChevroletK2500 SuburbanN/AVehicle Connector
1992ChevroletK3500N/AVehicle Connector
1992GMCC1500N/AVehicle Connector
1992GMCC1500 SuburbanN/AVehicle Connector
1992GMCC2500N/AVehicle Connector
1992GMCC2500 SuburbanN/AVehicle Connector
1992GMCC3500N/AVehicle Connector
1992GMCK1500N/AVehicle Connector
1992GMCK1500 SuburbanN/AVehicle Connector
1992GMCK2500N/AVehicle Connector
1992GMCK2500 SuburbanN/AVehicle Connector
1992GMCK3500N/AVehicle Connector
1992GMCYukonN/AVehicle Connector
1991ChevroletC1500N/AVehicle Connector
1991ChevroletC2500N/AVehicle Connector
1991ChevroletC3500N/AVehicle Connector
1991ChevroletK1500N/AVehicle Connector
1991ChevroletK2500N/AVehicle Connector
1991ChevroletK3500N/AVehicle Connector
1991ChevroletR3500N/AVehicle Connector
1991ChevroletV3500N/AVehicle Connector
1991GMCC1500N/AVehicle Connector
1991GMCC2500N/AVehicle Connector
1991GMCC3500N/AVehicle Connector
1991GMCK1500N/AVehicle Connector
1991GMCK2500N/AVehicle Connector
1991GMCK3500N/AVehicle Connector
1991GMCR3500N/AVehicle Connector
1991GMCV3500N/AVehicle Connector
1990ChevroletC1500N/AVehicle Connector
1990ChevroletC2500N/AVehicle Connector
1990ChevroletC3500N/AVehicle Connector
1990ChevroletK1500N/AVehicle Connector
1990ChevroletK2500N/AVehicle Connector
1990ChevroletK3500N/AVehicle Connector
1990ChevroletR3500N/AVehicle Connector
1990ChevroletV3500N/AVehicle Connector
1990GMCC1500N/AVehicle Connector
1990GMCC2500N/AVehicle Connector
1990GMCC3500N/AVehicle Connector
1990GMCK1500N/AVehicle Connector
1990GMCK2500N/AVehicle Connector
1990GMCK3500N/AVehicle Connector
1990GMCR3500N/AVehicle Connector
1990GMCV3500N/AVehicle Connector
1989ChevroletC1500N/AVehicle Connector
1989ChevroletC2500N/AVehicle Connector
1989ChevroletC3500N/AVehicle Connector
1989ChevroletK1500N/AVehicle Connector
1989ChevroletK2500N/AVehicle Connector
1989ChevroletK3500N/AVehicle Connector
1989ChevroletR2500N/AVehicle Connector
1989ChevroletR3500N/AVehicle Connector
1989ChevroletV3500N/AVehicle Connector
1989GMCC1500N/AVehicle Connector
1989GMCC2500N/AVehicle Connector
1989GMCC3500N/AVehicle Connector
1989GMCK1500N/AVehicle Connector
1989GMCK2500N/AVehicle Connector
1989GMCK3500N/AVehicle Connector
1989GMCR2500N/AVehicle Connector
1989GMCR3500N/AVehicle Connector
1989GMCV3500N/AVehicle Connector
1988ChevroletC1500N/AVehicle Connector
1988ChevroletC2500N/AVehicle Connector
1988ChevroletC3500N/AVehicle Connector
1988ChevroletK1500N/AVehicle Connector
1988ChevroletK2500N/AVehicle Connector
1988ChevroletK3500N/AVehicle Connector
1988ChevroletR20N/AVehicle Connector
1988ChevroletR30N/AVehicle Connector
1988ChevroletV30N/AVehicle Connector
1988GMCC1500N/AVehicle Connector
1988GMCC2500N/AVehicle Connector
1988GMCC3500N/AVehicle Connector
1988GMCK1500N/AVehicle Connector
1988GMCK2500N/AVehicle Connector
1988GMCK3500N/AVehicle Connector
1988GMCR2500N/AVehicle Connector
1988GMCR3500N/AVehicle Connector
1988GMCV3500N/AVehicle 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:

41125TC3218

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