The Chevrolet G30 was generally targeted at caravans and buses. It comes with lots of nice cars and parts, including the transmission control module. The Chevrolet G30 transmission control module synchronizes with the powertrain control module (PCM). So your transmission can shift in the best way for the engine's load. But a bad transmission control module can lead to erratic shifting, being stuck on the same gear, and poor fuel efficiency.
The Chevrolet G30 provides a lot of high-performance car parts. But after a long time, the poor transmission control module might cause huge problems. The control module can be replaced as follows. First, disconnect the negative battery terminal. Second, locate the TCM, then disconnect the wire that provides the electrical current. Last, remove the ECM mounting hardware and remove the electrical connectors. Signs of a bad Chevrolet G30 transmission control module include trouble in shifting or downshifting and poor fuel economy. Choose from a lot of Chevrolet G30 parts at varied prices online. Prompt services are given to you with warm hearts.