Price lock concerns

i have been trying for more than 6 months to get DSTV to activate my pricelock with no luck. every time i contact them they tell me that someone will call me. then someone else calls me just to tell me that he will get someone to call me. after being a customer with DSTV for more than 10 years i feel they are just out to get as much money out of their customers as possible. there is also no contact person you can call as the call centre can only refer your problem. i feel this is extremely dissapointing and concidering just canceling my subscription on all my accounts as customer service should be priority and at DSTV its not