OE Replacement 4T65E TRANSAXLE GPT1NN780374036AA

Genuine GM Parts
Your vehicle deserves only genuine OEM GM parts and accessories. Our GM powertrain is expedited directly from authorized GM dealers strategically located all across the U.S. and are backed by the manufacturer's 3 Year 100k mile warranty. OEM GM parts are the best for restoring your vehicle to factory condition performance. This part fits specific vehicle please verify the part number against your VIN with one of our parts specialist. .

Affordable, reliable and built to last. Go Powertrain is your source with the largest and best selection of genuine GM parts at discounted prices.

General Information
• Delivered price, including core exchange
• Core value not included.

• Transmission includes torque converter
• All transmissions are completely disassembled and cleaned.
• All cases are media blasted
• Internal parts are inspected for wear or damage and replaced as required.
• All bushings are inspected and replaced as required.
• 100% of friction components are replaced with upgraded heavy-duty parts.
• Drum assemblies are air checked and side play is checked to assure proper clearance.
• 100% of seals, O-rings and gaskets are replaced.
• 100% of solenoids are checked and replaced if they do not pass duty cycle tests.
• Internal wiring harness are checked and replaced as necessary.
• Valve bodies are disassembled, cleaned, and measured for wear.
• Valve body valves and valve bores are inspected, and valve bores are machined as required.
• Completed valve bodies are tested for proper operation prior to dyno testing.
• Transmissions are assembled, end plays are set, and fasteners are torqued to the required specification.
• 100% of transmissions are dynamometer tested to ensure proper pressures and shift quality throughout the operating range.
• All upshifts and downshifts are checked against preset parameters.
• Torque converter stall speed and lockup is verified on the dyno test.
• Transmission park locking mechanism is checked during dyno test.
Warranty
Base Warranty for this product includes:

• Price includes base warranty of 36-month 100,000 mile nationwide warranty that covers the assembly and the labor to remove and reinstall at a authorized GM Dealer
• Core must be returned or purchased to activate the warranty.
• See checkout screen for possible warranty upgrades.