PROGRAMMED Transmission Computer TCM T42 24242391 24234503 24252114

### PROGRAMMED Transmission Computer TCM T42 24242391 24234503 24252114   **GM T42 Transmission Control Module – VIN Programmed** Replace your faulty transmission control module with this OEM-quality GM T42 TCM (service numbers 24242391, 24234503, 24252114), expertly VIN programmed for plug-and-play installation in 2006-2014 General Motors vehicles. This module manages gear shifting, torque converter lockup, and transmission diagnostics, restoring smooth performance to your automatic transmission. Compatible with 4-speed automatics like 4L60E, 4L65E, 4L70E, and 4L80E in models such as the Chevrolet Tahoe, Silverado, Express, Impala, Monte Carlo, HHR, Cobalt; GMC Yukon, Sierra, Savana; Buick LaCrosse, Lucerne, Allure; Cadillac DTS; Pontiac G6, Grand Prix; Saturn Vue, Aura, Ion; Hummer H3; and Saab 9-7X - **Common Symptoms of a Failing TCM** Harsh or erratic shifting, delayed engagement, or slipping gears. Vehicle stuck in limp mode (e.g., 2nd or 3rd gear only). Check engine or transmission warning lights with DTCs like P0700, P0750, or solenoid codes. No upshift or downshift, poor fuel efficiency, or overheating transmission. Intermittent electrical issues or complete transmission failure. - **Key Features and Benefits** VIN Programming: Pre-programmed to your vehicle’s VIN using the latest GM updates for immediate compatibility, optimal performance, and no additional dealership programming required. Resolves common DTCs without further setup. Enhanced Reliability: Controls critical transmission functions for smoother operation, better fuel efficiency, and reduced diagnostics issues, preventing future shifting problems. Quality Assurance: Built to OEM standards with a one-year warranty, ensuring durability in high-performance or daily driving scenarios. Compatibility & Interchange: Ideal for repairs or upgrades; interchangeable with part numbers like **24252114 24234503 24230461 24234274 24235340 24235754 24238856 24239224 24239926 24240400 24241806 24243901 24243921 24252114 24255280 24256960 24235732 24235753 24240449 YNXS** - **Installation Tips** Installation is straightforward and typically takes under 30 minutes—located in the engine compartment (e.g., RH side, LH strut tower, next to battery, or under air cleaner box, depending on model). Disconnect the battery before removal to reset codes. Use a scan tool to clear any remaining DTCs post-installation. No core charge required—keep your old part hassle-free. Whether you’re addressing shifting issues in a Silverado truck or restoring a Tahoe SUV, our T42 TCM delivers dependable results. Shop now for fast shipping and expert support at Highway 71 Auto Parts—your trusted source for programmed auto electronics. Search by part number or vehicle for the perfect fit. Please enter it in the payment notes and save to ensure we receive it. Orders without a VIN within our 2-business-day handling period may be canceled, as programming cannot proceed without it. ### Shipping - **Processing Time:** Reliably shipped within 2-3 business days. ### Warranty Enjoy peace of mind with a **one-year replacement warranty** on this part, effective from the date you receive it. Labor costs are not covered. If the part fails within the warranty period, we’ll replace it with a comparable unit or refund your purchase price, ensuring a hassle-free experience. **Return Address:** **Highway71autoparts** **9131 Highway 71 NE** **Spicer, MN, 56288**

• Manufacturer Part Number: 24242391
• Superseded Part Number: 24230461, 24234274, 24235340, 24235732, 24235753, 24235754, 24238856, 24239224, 24239926, 24240400, 24240449, 24241806, 24243901, 24243921, 24252114, 24255280, 24256960, YNXS, 24234503
• Country/Region of Manufacture: United States
• Manufacturer Warranty: 1 Year
• Genuine OEM: Yes
• Brand: GM
• Year: 2008
• Model: SILVRDO15
• Hardware Type: T42
• Interchange Part Number: 591-07270
• MPN: 24242391