Restore Peak Performance to Your SAAB 9-7X Transmission
Is your 2006-2009 SAAB 9-7X suffering from erratic shifting, getting stuck in gear, or displaying a check engine light? These are classic signs of a failing Transmission Control Module (TCM). The TCM is the brain of your automatic transmission, responsible for executing smooth gear changes and ensuring efficient operation. When it fails, it can mimic the symptoms of a catastrophic transmission failure, leading to costly misdiagnoses. This OEM-quality T42 TCM is the definitive solution, pre-programmed to your vehicle’s specific VIN to ensure a seamless, plug-and-play installation without any need for expensive dealership visits.
From the Diagnostic Bay
We had a 2008 SAAB 9-7X Aero come in that the owner was convinced needed a full transmission rebuild. It was shifting violently from first to second and would occasionally get stuck in third gear (limp mode). The codes were pointing to solenoid circuit failures. Instead of jumping to the most expensive conclusion, we checked the basics. The fluid was clean, and the wiring harness looked good. On a hunch, we swapped in a programmed T42 TCM. The difference was immediate. All shifting issues vanished, and the codes cleared and stayed cleared. It was a perfect example of how this single electronic component can save a driver thousands in unnecessary mechanical repairs.
Identifying a Faulty 2006-2009 SAAB 9-7X TCM
A failing TCM can manifest in various ways, often becoming more severe over time. If you’re experiencing any of the following, it’s highly likely your module is the culprit. Replacing it can restore your vehicle’s drivability and prevent further damage to your transmission’s mechanical components.
- ✔ Harsh, delayed, or unpredictable gear shifts.
- ✔ Vehicle is stuck in a single gear, often referred to as “limp mode.”
- ✔ The check engine light or transmission warning light is illuminated on the dash.
- ✔ Diagnostic trouble codes (DTCs) such as P0700, P0750, or other solenoid-related faults are present.
- ✔ A noticeable decrease in fuel economy due to inefficient shifting.
- ✔ Complete failure to shift gears or engage drive/reverse.
The Plug-and-Play Advantage: VIN Programming Included
What sets this module apart is our expert VIN programming service. Before shipping, we load your vehicle’s unique Vehicle Identification Number and the latest GM software updates directly onto the module. This critical step ensures that the TCM communicates flawlessly with your vehicle’s engine control unit (ECU) and other systems right out of the box. You get optimal shift points, correct torque converter lockup, and reliable performance without the hassle of a trip to the dealer for programming.
This module is a direct replacement for a wide range of part numbers, including: 24252114, 24234503, 24230461, 24234274, 24235340, 24235754, 24238856, 24239224, 24239926, 24240400, 24241806, 24243901, 24243921, 24255280, 24256960, 24235732, 24235753, 24240449, YNXS.
Simple Installation Process
For the SAAB 9-7X, the TCM is conveniently located in the LH (driver’s side) engine compartment, making it accessible for a straightforward replacement. The process typically takes less than 30 minutes. Always disconnect the battery’s negative terminal before beginning the installation to ensure the vehicle’s computer systems reset properly. After installing the new module and reconnecting the battery, use a standard OBD2 scan tool to clear any stored diagnostic trouble codes. With no core charge, you can keep your old part without any extra hassle.
Frequently Asked Questions
What does “VIN-programmed” actually mean for me?
VIN programming means we configure the module specifically for your SAAB 9-7X before we ship it. This ensures it works perfectly with your vehicle’s specific engine, transmission, and options, eliminating the need for additional programming by a mechanic or dealer. It’s a true plug-and-play solution.
Can I install this TCM myself?
Yes, this is a common DIY repair for those with basic mechanical skills. The module is located in the driver’s side engine compartment. You’ll need simple hand tools to access and swap the part. Disconnecting the battery beforehand is the most critical step.
Will this part fix a P0700 trouble code?
A P0700 code is a general transmission fault request from the TCM to the ECU. While this module often resolves the underlying issue causing the P0700 (like a solenoid circuit fault), you should always diagnose the specific codes the TCM has stored to confirm the root cause. A faulty TCM is a very common reason for this code.
Is there a core charge or do I need to return my old part?
No, there is no core charge associated with this part. You are not required to send your old, faulty module back to us, saving you time and shipping costs.
How can I be sure this fits my 2007 SAAB 9-7X?
This module is guaranteed to fit all 2006, 2007, 2008, and 2009 SAAB 9-7X models. Our VIN programming process further ensures perfect compatibility with your specific vehicle. It is also a direct replacement for numerous other GM trucks and SUVs from the same era.