08 Corolla - synthetic, did I make bad choice?

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Hello all;

New guy here on this forum. I'm not looking to get another controversy going. I'm just wanting some good info. As back ground, I live about 45 miles southwest of Chicago. Temps can vary from -20 (for short periods)in winter to upper 90's in summer. average winter temps are probably 0 to 32 degrees F. My drive to work is 20 - 25 miles
Bought an 08 Corolla this year and decided that I would go with synthetic oil in this one so I took it in early for its first oil change. My dealer uses Valvoline Synpower but after looking at some specs I went with Mobil 1 5W30 and supplied the oil (also cheaper for me to supply my own oil) , the oil filter is Toyota.
After looking at some of the forums there appears to be some controversy over Mobil 1, with some saying it's still a great oil and others bad-mouthing it. It appears that Pennzoil Platinum is gaining a following? Did I make a mistake going with the Mobil 1? Should I switch over to Pennzoil Platinum at the next oil change? I want to stay with an API starburst and SM rated oil so as not to have any warranty questions should a problem arise.
I have also seen where there is not a huge amount of difference in the (Walmart etc) off the shelf synthetics and that one should just use whichever ir the best buy for any given oil change. I was taught to stay with one brand / type for the life of the car. Does it hurt anything to switch back and forth between brands as long as it os the same grade and meets spec? are there any brands to STAY AWAY FROM.
In the past I have used conventional oil and gotten an oil change every 3,000 - 3,500 miles which was about every 3 months or so. Past cars have gone 185,000 - 250,000 miles with no major problems. I am thinking that with this Corolla and using synthetic, I can go 5,000 miles as recommended easy between oil changes which will offset some of the extra cost involved. I can get the 5 quart jugs at Wal-Mart for right around $20.00 for the Pennz. Platinum and $22.00 for the Mobil 1 in 5w30. Yes, I know that I can go with Amsoil and go longer between oil changes but I'm just not comfortable yet with 15,000 - 25,000 mile oil change intervals so I will stay with the off the shelf oils available. The group III vs group IV (PAO) base controversy is not a concern to me as long as I am getting a good oil that will not cause me a warranty problem.

Thanks All.
 
The mobil 1 Wil serve you well. It is an SM rated oil that meets Toyota's requirements. THe Mobil 1 story is too long to get into, but since you found BITOG, you will probably be looking at all kinds of differnt oils. Any that are SM ILSAC GF4 will serve you extremely well.
 
Bill in Utah has done a few analysis with dino ocis of 5000 miles. He has an 05 Corolla. His used oil analysis look good. If dino can give such a good show in his engines I don't see a problem with what you are doing. You will be fine with Mobil 1 or whatever synthetic you choose that complies with the specs listed in your owner's manual...keep reading you will start to develop your own opinons of intervals and wear and dino vs. syn....
 
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Buy based upon your length of service or severity of service. Your daily drive is long enough to sustain extended drains if and when you decide to do so. Your winter season is cold enough to justify a synth.

Keep in mind that 5k is an extended drain for you. Your alternative is/was 3k/3m. You're 1k off of doubling your mileage in your routine. Most can fit into a 6month OCI without too much trouble.
 
if you are under WARRANTY do not go over 5k mile oci's M1 will work for your but Bill in Utah lives in cold weather also and he loves just plain ole Pennzoil and GTX. those i think are the oils that showed the best wear even against syns.. he will chime in soon. my gf as an 05 also and i use Pennzoil or gtx per Utah's used oil analysis.. he said M1 wasnt even in the top 5 on his list.. just an idea, btw dont forget to do drain and fills for the transmission every 15-20k miles. that transmission will go out quicker than your engine.
 
I have an 07 corolla and per Bill in Utah's used oil analysis and from what I have read I am running Pennzoil Conventional in mine. Actually i just changed the oil for the third time (2700 miles on car) and am running 3qrts Pennzoil Conventional 5w30 and 1.5qrts Pennzoil Platinum 5w30 for my own little syn blend. I will be doing 5K intervals. I changed the transmission fluid this past saturday with coastal 75W-90 and when I get to 15-20K on the car will be putting in amsoil transmission oil and will probably change it out again when I get around 100K on the car.
 
You can do 5,000 miles easy with todays conventional oils .syns are a waste of money at 5,000 mile oil change intervals.No syn oil benefits will be realized .
 
Any API SM rated off the shelf oil will do fine @ 5k Oci intervals. Now for me i preffer syn! It's up to you! You can't go wrong w/ syn IMHO. It's your $ either way your car will live a long life. And stay w/ one brand I have been a M1 user for 15 years now & am switching over to PP.
joe
 
Thanks for all of the feedback. I will likely stay with Mobil 1 but may still switch to PP at next oil change. I will be watching the sales and prices and will decide which is best for me costwise. Right now, based on 5 qt jugs at Walmart its pretty close.
 
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You can do 5,000 miles easy with todays conventional oils .syns are a waste of money at 5,000 mile oil change intervals.No syn oil benefits will be realized .




+1.

Over 250k miles, you are spending over $400 MORE ($2 a quart for conventional everyday price vs $4 a quart for syn everyday price) and in the end, the engine will be doing the same, ready for more!
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$400 is over 5300 miles worth of gas (@ $3 a gallon)

If you buy oil for under a $1 a quart, savings are even more.
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Bottom line is when oil is on sale, buy! I am sure glad I have over the years.

Bill
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PS: I've done used oil analysis with Mobil 1 and Castrol Syntec (along with other conventional oils) Mobil 1 was the worst. Castrol GTX was the best and had a TBN of 4.4 @ 5,800 miles.
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This is in a 2005 1ZZFE Corolla.
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sceva,

My dealer uses Mobil 1 and have been using it since I bought my 89' new. Stay with the synthetic as my car has about 220K on it and still going strong. If your dealership uses Valvoline synthetic then I'd stay with it. I believe any synthetic is as good as all the others compared to dino.
I will continue to use M1 until my Toyota dies.

Durango
 
its personal preference.. i like syns BUT i wont pay full price for them ulness its PP.. i buy my syns on sale, preferably BOGO at advance auto.. i dont run over 5k mile intervals in my truck period. unless i had too :-)
 
M1 will work just great in that Toyota. You will not find a single bad UOA in a properly function Toyota running M1! This is bareing a few that had deposit issues that were out of sight but almost no oil did well in those engines for those specified year's... The Carolla has never had a problem!! So use M1 and be happy!!!
 
Shop the deals, and buy whats on sale.

I recently stocked up on about 20 quarts of kendall 5w30, for about 1.10 per quart after rebate.

Bill usually gets his oil for under $1 when you shop the deals.
 
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