Browse Pontiac Lemans Transmissions In Canada. Explore Pontiac Lemans Transmission For Sale & Pontiac Lemans Automatic Transmission Parts Catalog. Maintaining the transmission of your Pontiac LeMans ensures smooth gear shifts and prolonged vehicle life. Regular fluid checks, timely filter replacements, and avoiding harsh driving can extend your transmission's lifespan, but be vigilant for signs of wear, such as slipping gears or unusual noises, indicating the need for a replacement. When selecting a new transmission, consider the model-specific fit and whether a 4-speed manual or a 3-speed automatic aligns with your driving preference. High-quality materials and proper installation are crucial for optimal performance. Explore our online selection for the perfect transmission upgrade that suits your LeMans, and benefit from our expert support to ensure a seamless installation process.