- Joined
- Sep 8, 2022
- Messages
- 44
Here is the most recent UOA for my 2005 Buick LaCrosse.
Good report! I'm happy that the Pennzoil 5w30 did not shear down to a 5w20, unlike the last oil I ran, which was STP full synthetic. The silicon is out of the system too and no evidence of coolant.
Link to previous analysis:
Good report! I'm happy that the Pennzoil 5w30 did not shear down to a 5w20, unlike the last oil I ran, which was STP full synthetic. The silicon is out of the system too and no evidence of coolant.
Link to previous analysis:
2005 Buick LaCrosse, 3800 Series III, STP Full Synthetic 5w-30, 3204 miles,
Here is the UOA for my 2005 Buick LaCrosse CXL with the 3800 Series III engine. Oil: STP Full Synthetic, 5w30 OCI: 3204 miles Engine miles: 153,260 I acquired this car in July to replace my previous '05 LaCrosse which had been totaled in an accident. This is my first UOA to check the health of...
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