2021 BUICK ENVISION checking oil

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Page 259 of 360

BUICK ENVISION 2021  Owners Manual Buick E2UB-N Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14583509) - 2021 - CRC - 1/8/21
258 Vehicle Care
1.Engine Air Cleaner/Filter 0261.
2. Engine Oil Fill Cap. See Engine Oil0258.
3. Engine

Page 264 of 360

BUICK ENVISION 2021  Owners Manual Buick E2UB-N Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
14583509) - 2021 - CRC - 1/8/21
Vehicle Care 263
What to Use
{Warning
Do not touch heater or radiator hoses,
or other engine parts. They