1996 Mercury Grand Marquis "put full synthetic oil car" Questions

...put the wrong type of oil in vch. I org. used 1 qt. of full synetethic 10W-30 oil and 4 qts. of 10W-40 synetethic blend in with it later because the engine was 4 qts low. Did i cause any damage to my ...

put in synthetic oil......nothing in the owners manual about doing this......should I change or keep using the 10-30 I've always used? its mostly personal preferance.. your trailblazer doesnt call for

...Full Syn in all motors-- if you don't mind the extra price per quart All the debate & that is all it is- has been going around for 50 years, on synthetic oils At 300,000 that motor is done & ...

...put in the gearbox for VW's , 80w90 synthetic, and I stress synthetic. These G/Bs have full synthetic gear oil already, so you can only use synthetic due to the way it works, but the highest grade is ...

...FULL synthetics would offer similar benefits. use a 20 50 synthetic blend and allways change the oil every 2000 miles if you go over 100 or 200 miles its ok. i dont care what they say the cleaner the ...

...put it in until the level reaches the full mark on the dipstick. Your car requires synthetic oil, 5/30w is fine, personally I wouldn't put synthetic in right away as I would check to see if it starts ...

...put this Engine oil Castol GTX high Mileage 15W-50 in my Mazda tribute 2005 it normal takes 5W-20 personally i would advise staying with the manufacturers recomende oil, maybe go with a fully ...

...full synthetic blend oil 5W30 or 5W40, and even a semi synthetic blend oil 10W40. If you have the last invoice for service , it should state which grade of oil was used, or you can check under the ...

put Synthetic blend in instead of full synthetic and now the check engine light is on did I do any damage to my engine, please help. The oil has nothing to do with the check light Check for codes &

...put in my 1995 Cadillac deville it dose not say synthetic or regular Reqular or synthetic. The choice is yours. If you tend to run over the mileage when it is due for changing, I would recommend ...