Roof racks, caravan and trailer towin g 153Roof racks, caravanand trailer towingRoof racks 3For reasons of safety and to avoiddamaging the roof, we recommend thatyou use the Vauxhall roof rack systemapproved for your vehicle. Y our VauxhallAuthorised Repairer w ill be hap py toadvise y ou.Fasten the roof ra ck to the roof railsfollowing the instructions that accomp anythe system, ensuring that the roof load isevenly distributed over the side or crossra ils. Loads m ust not be placed on the roofsurface.To prevent damag e or loss, checkfrequently that roof loads are securelyfa stened.Driv ing with a roof load affects thevehicle’s centre of gravity; driv e carefully incrosswind s a nd do not drive at highspeeds.Driv ing hints - see page 122.Towing equipment 3If the vehicle is not equipped with a trailerhitch, we rec om mend hav ing this retro-fitted by a Vaux hall Authorised Repairer,who will adv ise you on any possible towedload increases.Y our Vauxhall Authorised Repa irer hasinstructions on how to install the trailerhitch and ma king any changes to thevehicle that a re needed that affect thecooling system, heat shields or otherequipment.Mounting dim ensions of tow ing equip ment- see pa ge 210.Roof racks 3 .... ..... .... ..... .... ..... .... .... ..... 153Towing eq uipm ent 3 .... .... ..... .... .... ..... 153Towing eq uipm ent with detachablecoup ling ball bar 3 .... .... ..... .... .... ..... 154Ca ra van / trailer loads . .... ..... .... .... ..... 156Coupling socket loa d.... .... ..... .... .... ..... 157Rear axle load during towing ... .... ..... 157Tyre inflation pressure.. .... ..... .... .... ..... 157Driving characteristics, towing tips ... 158Parking on inclines... ..... .... ..... .... .... ..... 159Starting on inclines .. ..... .... ..... .... .... ..... 1599 WarningDisregard of the instructions may lead toinjuries or endanger life. Vehiclepassengers must be informedaccordingly.9 Warnin gThe coupling ball b ar is to be removedwhen not towing.