Restore Your Saturn Aura’s Smooth Ride
Is your 2007-2009 Saturn Aura suffering from harsh, erratic shifting, getting stuck in gear, or showing a check engine light? These are classic signs of a failing Transmission Control Module (TCM). Your car’s TCM is the brain of its automatic transmission, and when it falters, it can make driving stressful and unpredictable. This replacement GM T42 TCM is the definitive solution, arriving pre-programmed to your vehicle’s specific VIN. This ensures a perfect, plug-and-play installation that restores the smooth, reliable performance you depend on for your daily commute.
Common Symptoms & Your Solution
A faulty TCM can cause a host of frustrating issues. If you’re experiencing any of the following, this module is designed to be the direct-fit fix you need. It’s engineered to resolve these problems without requiring an expensive trip to the dealership for programming. The most common indicators of a failing 2007-2009 Saturn Aura transmission control module include:
- Abrupt, harsh, or delayed gear shifts
- Vehicle entering “limp mode,” often stuck in 2nd or 3rd gear
- Illuminated Check Engine Light or Transmission Warning Light
- Diagnostic Trouble Codes (DTCs) such as P0700, P0750, or other solenoid-related faults
- Failure to upshift or downshift correctly
- Noticeably decreased fuel economy
- Complete loss of communication with the transmission
Features & Benefits
- ✔ VIN-Programmed for Your Aura: This module is flashed with the latest GM software and programmed specifically to your vehicle’s VIN. This eliminates the need for dealer programming, saving you time and money, and ensures optimal performance right out of the box.
- ✔ Restores Factory Performance: By precisely managing shift points, torque converter lockup, and line pressure, this TCM brings back the smooth, responsive feel your car had when it was new.
- ✔ Solves Common Fault Codes: Engineered to be the permanent fix for persistent transmission-related DTCs, clearing your dashboard of warning lights and restoring communication between your vehicle’s computers.
- ✔ Built to OEM Standards: Manufactured to meet or exceed original equipment specifications for durability and reliability, ensuring it can handle the demands of daily driving.
- ✔ Simple, Direct Installation: On the Saturn Aura, the TCM is located on the front of the left frame rail. The installation is straightforward and can typically be completed in under 30 minutes with basic hand tools.
- ✔ Warranty Protection: This unit is backed by our one-year replacement warranty.
Expert Insight: Why VIN Programming is Non-Negotiable
Many sellers offer generic, non-programmed modules, but for modern vehicles like your Saturn Aura, that’s a recipe for failure. The T42 TCM doesn’t just need to fit; it needs to communicate perfectly with your car’s Engine Control Module (ECM) and Body Control Module (BCM). Our VIN programming process ensures the module has the exact software calibration for your car’s specific options—from engine size to tire ratio. This prevents compatibility conflicts, resolves complex electronic issues, and guarantees the transmission operates exactly as the manufacturer intended. Choosing a pre-programmed 2007-2009 Saturn Aura transmission control module is the only way to ensure a successful, long-lasting repair.
Frequently Asked Questions
Do I need to program this module after I receive it?
No. This module comes fully pre-programmed to your vehicle’s VIN. It is ready for installation right out of the box, with no need for a scan tool or a visit to the dealership for additional programming.
Where is the TCM located on my 2007-2009 Saturn Aura?
On the 2007-2009 Saturn Aura, the transmission control module is typically located on the front of the left (driver’s side) frame rail. Always disconnect the vehicle’s battery before beginning the replacement process.
Will this fix my P0700 check engine light code?
A P0700 code is a general fault code indicating the TCM has detected a problem. While this module often resolves the root cause of that code (and related solenoid codes), you should always diagnose the specific underlying issue. After installing the new module, be sure to clear all codes with a scan tool.
Is this a genuine GM part?
This is a high-quality replacement part built to meet or exceed all original equipment (OEM) specifications for fit, form, and function, ensuring reliable and long-lasting performance for your vehicle.
What if my old part number is slightly different?
This module is a direct replacement for a wide range of GM service numbers, including 24252114, 24234503, 24235732, and others. As long as your vehicle is a 2007-2009 Saturn Aura, our VIN programming ensures this 2007-2009 Saturn Aura transmission control module will function correctly.
Is there a core charge for my old part?
No, there is no core charge required. You can keep your old part without any hassle or need to return it.