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Break in oil, Napa should carry it. I don't remember the actual numbers but you can ask for it at Napa.

The thing with this is there's no wear on the passenger side at all on either electrode.

I should add that once it's reached 1/4 on the temp guage if I get on the gas I get a rattling that sounds like a lifter. It's not there when it's cold and not there under normal driving conditions but if I have to do a moderate acceleration then it rattles. Gas mileage is not good, I get 250...

I haven't checked the temp sensor, I assume it's the same as the one for the dash and I haven't had any problems with it. Air fuel mixture is supposed to be different st a cold start up until it reaches a set temperature and then it adjusts normally similar to a carb set with a choke. It's...

Trying to fix my father's truck as he passed last year and it has meaning to me. Getting P0174 and occasionally P0171 but only once every 6 months. Truck runs good until it hits temp and the mix ratio changes from cold pre sets. Once it gets warm enough I get a rattle or knock under...

I've been dealing with this for 2 years. Replaced the vac line to the cruise control, passenger valve cover, pcv, pcv valve and the grommet ( all were in need of replacement). Swapped the down range o2 then it went to both upper sensor being lean. Swapped an upper with no change, did the...