Restore Flawless Shifting to Your SAAB 9-7X
Is your 2006-2009 SAAB 9-7X suffering from alarming transmission issues like harsh, delayed shifts, or getting stuck in limp mode? You’re not alone. The Transmission Control Module (TCM), the electronic brain of your automatic transmission, is a common failure point. This replacement T42 TCM, part number 24255280, is the definitive, reliable solution to restore your vehicle’s performance and drivability. We pre-program it to your vehicle’s specific VIN, eliminating the need for expensive dealership visits and ensuring a seamless, plug-and-play installation right out of the box.
Case Study: A Tricky Diagnosis
A customer brought in a 2008 SAAB 9-7X with what they feared was a completely failed 4L60E transmission. It was banging into gear and occasionally wouldn’t shift past 2nd. Another shop had quoted them thousands for a transmission rebuild. After connecting my scan tool, I saw a generic P0700 code and a few specific solenoid circuit codes that were intermittent. In my 20+ years of experience, seeing multiple, intermittent solenoid codes rarely points to all the solenoids failing at once. It’s almost always the driver—the TCM. We swapped in a VIN-programmed module, cleared the codes, and the SUV drove perfectly. This part saved the customer a massive, unnecessary repair bill.
Is Your SAAB 9-7X Exhibiting These Transmission Faults?
A failing TCM can manifest in several ways. If you’re experiencing any of the following, this module is likely the solution you need. Overlooking these signs can lead to more significant and costly damage to your transmission’s mechanical components.
- âś” Harsh, erratic, or delayed gear shifts that make driving uncomfortable and unpredictable.
- âś” The vehicle is stuck in a single gear (often called “limp mode”) and won’t upshift or downshift.
- âś” Check Engine Light or Transmission Warning Light is illuminated on your dash.
- âś” Diagnostic Trouble Codes (DTCs) are present, such as P0700 (Transmission Control System Malfunction), P0750-P0758 (Shift Solenoid errors), or other transmission-related faults.
- âś” A noticeable decrease in fuel economy due to inefficient shifting and torque converter operation.
- âś” Complete loss of communication with the transmission module.
Your Step-by-Step Installation Guide
Installing your new 2006-2009 SAAB 9-7X TCM is a straightforward process that most DIYers can complete in under 30 minutes with basic hand tools. Since it arrives pre-programmed, no special electronic tools are needed.
- Safety First: Always disconnect the negative terminal from your vehicle’s battery before starting any electronic component replacement.
- Locate the Module: On the SAAB 9-7X, the TCM is typically found in the engine compartment on the driver’s side (LH), often near the strut tower or firewall.
- Disconnect and Remove: Carefully unplug the electrical connectors from the old TCM. Then, unbolt the module from its mounting bracket.
- Install the New Module: Mount the new, VIN-programmed TCM in place and tighten the bolts. Reconnect the electrical connectors, ensuring they click securely into place.
- Final Steps: Reconnect the negative battery terminal. Start the vehicle and use a basic OBD2 scan tool to clear any stored transmission codes. Take the vehicle for a test drive to confirm smooth shifting has been restored.
Verified Fitment For Your Vehicle
This module is a direct-fit replacement for the specified SAAB 9-7X models and is also compatible with a wide range of other General Motors vehicles that use the T42 TCM. It interchanges with numerous part numbers, including 24252114, 24234503, 24230461, 24234274, and 24255280.
- SAAB 9-7X: 2006, 2007, 2008, 2009 (Located in LH engine compartment)
This part also fits models like the Chevrolet Trailblazer, GMC Envoy, Buick Rainier, and many more GM trucks, vans, and SUVs from 2006-2014. Please verify your part number or contact us with your VIN to ensure perfect compatibility.
Frequently Asked Questions
Does this module require any programming?
No. We handle all the programming before shipping. This 2006-2009 SAAB 9-7X TCM is programmed to your vehicle’s VIN, making it a true plug-and-play solution. You can install it as soon as it arrives.
Is this a new or used part?
This is an OEM-quality replacement part built to meet or exceed original factory specifications for performance and reliability. It is backed by our one-year warranty.
Do I need to return my old TCM (core charge)?
No, there is no core charge for this part. You can keep or dispose of your old module without the hassle of returning it.
Will this fix a P0700 trouble code?
Yes, in many cases. The P0700 code is a general fault code indicating the TCM has detected a problem. If the root cause is the TCM itself, replacing it with this pre-programmed unit will resolve the code and the underlying issue.
Where is the TCM located on my SAAB 9-7X?
On the 2006-2009 SAAB 9-7X, the Transmission Control Module is located in the engine bay, on the driver’s side (LH).