Skid plate off before oil change?

… I knew I was taking a risk by going to Jiffy Lube …

When I bought Pennzoil motor oil, I was given a free name brand oil filter. I used machinist tools to measure and compare it with a Toyota filter. The non Toyota filter height was different than a Toyota filter by 0.015 inches on one side, which means the filter wasn't square and would not seal properly, allowing some oil to bypass the filter.

Next time you change the oil, measure the Jiffy Lube oil filter height at four locations, 90, 180, 270 and 360 degrees using a machinist caliper. Also inspect the paper filtering material. It's folded, rolled and joined. Inspect the seam. It may be gapped open, allowing oil to bypass the filter. I've cut open white box Jiffy Lube filters and once found a one-third section of the filter paper missing.
 
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I don 't trust dealers to do much. I did the free 24 month service for my four runner, when I went to do my first oil change, I found snapped bolts. Told the dealer and all I wanted out of their failing was new bolts. I retapped the nuts and I extracted the broken bolt.

Had a Lexus that had an oil change at the Lexus dealership at least once, then once at the same Toyota dealership I got my runner from. By that time I was brave enough to try an oil change on that one too. When I pulled the cover off the bottom, the oil filter cartridge was absolutely spotless. I mean like a brand new vehicle. So The first time I changed the oil in my Lexus was the first time the filter was changed. The lexus dealership as well as my local Toyota dealership failed to change my filter.

I don't feel I am the foil hat type, but I've yet to find someone that will treat my vehicles as well as I do. It's a shame people don't take pride in their work. Oh and for the folks that find stripped and broken bolts, the rock crushers at the dealership love using impacts or butterfly impacts because they don't understand the first thing about over torquing or stripping threads. And they don't even care - it's not THEIR vehicle...
 

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