15389 Torque Converter Clutch (TCC) Shudder – 2015 Cadillac Chevrolet GMC
NHTSA ID Number: 10090012 Manufacturer Communication Number: 15389 Summary 15389 – SERVICE UPDATE. THIS BULLETIN PROVIDES A SERVICE PROCEDURE TO REPROGRAM THE TRANSMISSION CONTROL MODULE (TCM) ON CERTAIN 2015 MODEL YEAR CADILLAC ESCALADE, ESCALADE ESV, CHEVROLET SILVERADO, GMC SIERRA, YUKON DENALI AND YUKON DENALI XL VEHICLES EQUIPPED WITH AN 8L90 8-SPEED (M5U) TRANSMISSION AND 6.2L (L86) ENGINE. … Read more