Peace, mercy, and blessings of God be upon you, my dear brothers. Greetings. 1 - GMC transmission specialist for 4-speed, 6-speed, and 8-speed. Manual transmission is available. We offer automatic transmission overhauling for all types of cars. Sport modification for all cars, manual and automatic. American, Japanese, Korean. 2 - Original spare parts With warranty + post-overhaul programming. 3 - Solving leaks and oil seepage problems. 4 - Replacing transmission sensors. 5 - Programming for jerks and hesitations. 6 - Overhauling CVT transmissions. Trans-Go for Caprice and Lumina with installation of sport clutches. We accept all types of cars. GMC - Tahoe - Sierra - Silverado - Accent - Yaris - Sunny - Spark - Corolla - Camry - Sonata - Elantra - Optima - Cadenza - Azera - Malibu - Cruze - Caprice - Lumina - Charger - Chrysler. 3