http://www.pbs.org/wrenchturns Start your engines! PBS is bringing Tom and Ray Magliozzi, of “Car Talk,” to TV with the new series CLICK & CLACK’S AS THE WRENCH TURNS. The animated sitcom, based on the hit NPR radio show, premieres Wednesday, July 9, 2008, 8:00-9:00 p.m. ET (check local listings). This animated sitcom takes off from the hit NPR show “Car Talk” and follows the on- and off-air escapades of Click and Clack, the Tappet brothers (alter-egos of “Car Talk’s” Tom and Ray Magliozzi), as they try to fix cars, fend off disgruntled customers and seek out increasingly creative ways to goof off. In this episode, airing August 6, 2008, 8 p.m. ET (check local listings): Crusty’s beloved niece is coming to visit, thinking he’s still a respected Harvard professor. Click and Clack help Crusty preserve this illusion, learning of a potentially earth-changing invention in his amazing past. For more, visit http://www.pbs.org/wrenchturns