The status of the Charterhouse Heritage GT Car Challenge will be further enhanced by extensive TV coverage on Sky this season.The series is booming in 2007, with capacity grids of GT and saloon cars from the 1960s and 1970s delivering crowd-pleasing action. Now, all of the excitement of the races is being captured by Hay Fisher Productions for screening in a series of dedicated half-hour programmes across the Sky Sports channels.The coverage will include both races from each weekend as well as dramatic in-car footage. The action from the opening races at Donington Park (21/22 April) will be broadcast as follows:Tuesday 8 May at 18.00 on Sky Sports 2Tuesday 8 May at 21.30 on Sky Sports 2Tuesday 8 May at 23.30 on Sky Sports XtraWednesday 9 May at 01.30 on Sky Sports 3Wednesday 9 May at 09.30 on Sky Sports 2Wednesday 9 May at 16.30 on Sky Sports XtraSunday 13 May at 05.30 on Sky Sports 2Sunday 13 May at 14.00 on Sky Sports 3Sunday 13 May at 17.00 on Sky Sports Xtra