What transmission is in a gmc vandura 3500 6.2L diesel?

The GMC Vandura 3500 with a 6.2L diesel engine typically comes equipped with a Turbo-Hydramatic 400 (TH400) automatic transmission. This three-speed transmission is known for its durability and performance, making it suitable for heavy-duty applications. In some configurations, it may also feature a manual transmission option, but the TH400 is the most common pairing with the 6.2L diesel engine.