hi all if the weather is ok this saturday ill be replacing my heater matrix. I've had a read up in the haynes manual so ive got a good idea what im doing,but before i start i thought i would ask you guys and gals if you had any pointers or advise before saturday gets here to make the job easier,just to let you know im no novice been doin me own mechanics since i was 14yrs now 46 lets say i just dont trust garages.cheers all the best harry