Chevrolet Silverado 2500 HD transfer case failure causing truck to be undrivable with overheating fluid issues and actuator malfunction on Chevrolet Silverado 2500 HD

Some Chevrolet Silverado 2500 HD owners report experiencing transfer case failure, which can render the truck undrivable due to overheating fluid and actuator malfunction. Symptoms of these transfer case issues may include strange noises and difficulty engaging 4WD. Common causes identified by owners include low fluid levels, contaminated fluid, loose bolts, worn-out gears, and rusting or corrosion. The solutions for these problems vary based on the specific diagnosis, with replacement costs typically ranging from $1,500 to $2,500. Prompt diagnosis and repairs are crucial for addressing these transfer case issues and restoring the truck's drivability.