hi pepole im new to the site and its my first range rover with problems its a 1997 4.6 hse auto petrol the two problems i have is when i go to put her in gear nothing happens i have to select another gear then put it into the gear i want then its fine the other problem is the battery light came on and the car stopped so had to get a friend to jump start me now the battery is charged i started the car and now the revs go high on tickover could a faulty alternator cause this.