Hi hed. my advise to you is buy yourself a haynes manual on your motor .you only have it a few weeks and thats about how long it takes to find the initial little thingy faults your finding now .the fix for yoour locks probab;y means learning how to take off the door cards and lubricating the levers to the locks or at worst changinging out the little mechanisms that work them but without the manual to find how no amount of writhig to fault sites will interest people in telling you every little detail like a proper manual ..ie haynes manual will ..s