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Search: Posts made by: Jack Naugler
Forum: Dodge July 18th 06, 01:36 PM Posted to alt.autos.dodge
Replies: 7
Views: 311
Posted By Jack Naugler
2005 Grand Caravan 3.8l - proper engine oil

No, I don't want thinner oil when it's warmer. I asked whether
Chrysler approves 5w20 as an alternative to 5w30, and if so, how is it
documented (service bulletin, or some such document?).

One other...
Forum: Dodge July 18th 06, 02:35 AM Posted to alt.autos.dodge
Replies: 7
Views: 311
Posted By Jack Naugler
2005 Grand Caravan 3.8l - proper engine oil

I checked as you suggested. Oil filler cap says 5w30, engine oil
viscosity chart in the owner's manual says 5w30 preferred for temps
from 100F to below -20F, 10w30 for temps 0F to over 100F. Nothing...
Forum: Dodge July 16th 06, 01:21 AM Posted to alt.autos.dodge
Replies: 7
Views: 311
Posted By Jack Naugler
2005 Grand Caravan 3.8l - proper engine oil

I have an '05 GC with 3.8l engine. Owners manual says use 5w30 engine
oil. On two occasions, my dealer has used 5w20.

My question is: is this substitution authorized by Chrysler and what
documents...
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