HomeTransmission > Transmission Hard PartsStandard Ignition TCS94 Automatic Transmission Control Solenoid
Part #: TCS94

Standard Ignition TCS94 Automatic Transmission Control Solenoid

⚙️ 65 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Saturn, Cadillac, Pontiac, and GMC, Sky, SRX, G8, Solstice, CTS, STS, XLR, and Sierra 2500
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Overview of Standard Ignition Automatic Transmission Control Solenoid

The Standard Ignition TCS94 automatic transmission control solenoid is engineered for reliable performance in select BMW, Cadillac, GMC, Pontiac, and Saturn vehicles. Designed with durable metal and plastic materials, this solenoid ensures precise control of transmission functions for models such as the BMW 325i, Cadillac CTS, and GMC Sierra 2500.

  • Push-on attachment method for straightforward installation
  • Female rectangular connector with one connector and two blade terminals
  • Includes one actuator and necessary gaskets for proper sealing
  • Constructed from metal and plastic for durability and longevity
  • Compatible with multiple vehicle makes and models including BMW 323Ci, Cadillac STS, and Pontiac G8

Detailed Product Description

The Standard Ignition TCS94 automatic transmission control solenoid is a critical component in the transmission system, responsible for regulating hydraulic pressure and controlling gear shifts. Featuring a push-on attachment method, this solenoid simplifies the replacement process without the need for additional mounting brackets or hardware. The female rectangular connector with two male blade terminals ensures secure electrical connections, maintaining consistent communication with the vehicle’s transmission control module.

Included with the solenoid is one actuator and gaskets to ensure a proper seal and prevent fluid leaks. The combination of metal and plastic materials provides a balance of strength and resistance to wear, suitable for the demanding environment within automatic transmissions. This part is specifically compatible with a range of BMW models such as the 328i and 330xi, Cadillac models including the CTS and SRX, as well as GMC Sierra 2500 and Pontiac G8 vehicles.

Common Applications and Issues Addressed

  • Restores proper shifting performance in automatic transmissions
  • Resolves delayed or harsh gear engagement
  • Eliminates transmission slipping or failure to shift
  • Prevents transmission fluid leaks with included gaskets
  • Addresses solenoid-related transmission fault codes

Installation Notes and Tips

  • Ensure the vehicle is safely lifted and transmission fluid is drained before installation
  • Use the included gaskets to prevent leaks and ensure a secure seal
  • Verify connector orientation and secure push-on attachment firmly
  • Check for any transmission fault codes after installation and clear as needed
  • Consult vehicle-specific service manual for torque specifications and detailed procedures

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, providing reliable performance and durability. The TCS94 automatic transmission control solenoid undergoes rigorous quality control testing to ensure proper function and fitment. While specific warranty details may vary, Standard Ignition typically offers a limited warranty covering defects in material and workmanship. Refer to the product documentation for exact warranty terms.

BrandStandard Ignition
Part NumberTCS94
Attachment MethodPush On
Connector GenderFemale
Connector ShapeRectangular
Contents1 Actuator
Gaskets IncludedYes
Hardware IncludedNo
MaterialMetal, Plastic
Mounting Bracket(s) IncludedNo
Terminal GenderMale
Terminal TypeBlade
Wiring Harness IncludedNo

This part fits 65 vehicles. Search below:

YearMakeModelTransmissionPositionNotes
2010SaturnSkyN/AShift Solenoid
2009CadillacSRXAutomaticN/AShift Solenoid
2009PontiacG8N/AShift Solenoid
2009PontiacSolsticeN/AShift Solenoid
2009SaturnSkyN/AShift Solenoid
2008CadillacSRXAutomaticN/AShift Solenoid
2008PontiacG8N/AShift Solenoid
2008PontiacSolsticeN/AShift Solenoid
2008SaturnSkyN/AShift Solenoid
2007CadillacCTSN/AShift Solenoid
2007CadillacSRXAutomaticN/AShift Solenoid
2007CadillacSTSN/AShift Solenoid
2007PontiacSolsticeN/AShift Solenoid
2007SaturnSkyN/AShift Solenoid
2006BMW325CiN/A
2006BMW330CiN/A
2006BMWX3N/A
2006CadillacCTSN/AShift Solenoid
2006CadillacSRXN/AShift Solenoid
2006CadillacSTSN/AShift Solenoid
2006CadillacXLRAutomaticN/AShift Solenoid
2006PontiacSolsticeN/AShift Solenoid
2005BMW325CiN/A
2005BMW325iN/A
2005BMW325xiN/A
2005BMW330CiN/A
2005BMW330xiN/A
2005BMWX3N/A
2005CadillacCTSN/AShift Solenoid
2005CadillacSRXN/AShift Solenoid
2005CadillacSTSN/AShift Solenoid
2005CadillacXLRAutomaticN/AShift Solenoid
2004BMW325CiN/A
2004BMW325iN/A
2004BMW325xiN/A
2004BMW330CiN/A
2004BMW330xiN/A
2004BMWX3N/A
2004CadillacCTSN/AShift Solenoid
2004CadillacSRXN/AShift Solenoid
2004CadillacXLRAutomaticN/AShift Solenoid
2003BMW325CiN/A
2003BMW325iN/A
2003BMW325xiN/A
2003BMW330CiN/A
2003BMW330xiN/A
2003CadillacCTSN/AShift Solenoid
2003GMCSierra 2500N/Aw/ 16 Bolt Transmission Pan and 3-2 Shift Solenoid
2002BMW325iN/A
2002BMW325xiN/A
2002BMW330xiN/A
2002BMWZ3N/A
2001BMW325iN/A
2001BMW325xiN/A
2001BMW330xiN/A
2001BMW525iN/A
2001BMW530iN/A
2001BMWZ3N/A
2000BMW323CiN/A
2000BMW323iN/A
2000BMW328CiN/A
2000BMW328iN/A
2000BMW528iN/A
1999BMW323iN/A
1999BMW328iN/A

* 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:

2N125852-04079602280496041866TCS18TCS638V20-77-0030

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