Toyota Hilux Alternator Problems

changed wheel bearings a week ago. had a rattly noise yesterday that stopped now engine its gone really loud.dnt go over 50 mph. accelerating makes it worse. have checked exhaust. engine isnt wobbling. got any ideas of what i could check? n...

hi my son has a 2.2 auto toyota lucida 'every time the car pulls of and changes gear the rev counter flies right over to max 'then back to normal when gear is engaged 'anyone know what the problem is please thanks tony