Saturn Astra Transmission Drain and Flush - YouTube
How to change oil in AF-40, TF-80SC gearbox Vectra Astra Zafira Alfa Romeo Mondeo - YouTube
Went to a valvoline for an oil change while my dog was at the vet. They said there was a leak coming from my transmission. I'll probably end up going to conntech
How to change manual gearbox oil on OPEL Astra H Hatchback (A04) – replacement guide