Chevrolet recommends that for all oil changes in the 2020 GMC Sierra 1500, ACDelco full synthetic motor oil is used.
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The 2020 GMC Sierra 1500 requires 6.0 q of 5W-30 for the 2.7 L & 4.3 L engine and 7.0/8.0 q of 0W-20 for the 3.0 L Diesel/5.3 L and 6.2 L engines. See the chart below for links to products.
Engine | Oil Type | Capacity | Oil Filter |
2.7 L Turbo | 5W-30 | 5.7 L (6.0 qt) | ACDelco – PF66 |
3.0 L Duramax | 0W-20 | 6.6 L (7.0 qt) | ACDelco – PF66 |
4.3 L V6 | 5W-30 | 5.7 L (6.0 q) | ACDelco – PF63 |
5.3 L V8 | 0W-20 | 7.6 L (8.0 q) | ACDelco – PF63 |
6.2 L V8 | 0W-20 | 7.6 L (8.0 q) | ACDelco – PF63 |
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For the engines that use 5W-30, during extreme temperatures and operating under -20F, 0W-30 oil can be used in its place. It is important that no additives are put into the engine oil.
The information provided in this article was taken from the 2020 GMC Sierra 1500 owner’s manual and 3.0 L Duramax Turbo Diesel Engine Supplement unless otherwise stated. It is your responsibility to make sure you use the appropriate oil in your truck.
2.7 L L4 Engine
The 2020 GMC Sierra 1500 2.7 L engine requires 6.0 q of 5W-30 engine oil.
It also requires ACDelco – PF66 engine oil filter.
ACDelco 5W-30 Engine Oil
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Engine oil for 2.7 L 2020 GMC Sierra 1500
ACDelco PF-66 Engine Oil Filter
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Engine oil filter for 2.7 L 2020 GMC Sierra1500
3.0 L Duramax Turbo Diesel
The 2020 GMC Sierra 1500 3.0 L duramax diesel engine requires 7.0 q of 0W-20 engine oil.
It also requires ACDelco – PF66 engine oil filter.
ACDelco 0W-20 Engine Oil
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Engine oil for 3.0 L Diesel 2020 GMC Sierra1500
ACDelco PF-66 Engine Oil Filter
Amazon Affiliate Link
Engine oil filter for 3.0 L Diesel 2020 GMC Sierra 1500
4.3 L V6 Engine
The 2020 GMC Sierra 1500 4.3 L engine requires 6.0 q of 5W-30 engine oil.
It also requires the ACDelco – PF63 engine oil filter
ACDelco 5W-30 Engine Oil
Amazon Affiliate Link
Engine oil for 4.3 L 2020 GMC Sierra 1500
ACDelco PF-63 Engine Oil Filter
Amazon Affiliate Link
Engine oil filter for 4.3 L 2020 GMC Sierra 1500
5.3 L V8 Engine
The 2020 GMC Sierra 1500 5.3 L engine requires 8.0 q of 0W-20 engine oil.
It also requires the ACDelco – PF63 engine oil filter
ACDelco 0W-20 Engine Oil
Amazon Affiliate Link
Engine oil for 5.3 L 2020 Chevy Silverado 1500
ACDelco PF-63 Engine Oil Filter
Amazon Affiliate Link
Engine oil filter for 5.3 L 2020 Chevy Silverado 1500
6.2 L V8 Engine
The 2020 GMC Sierra 1500 6.2 L engine requires 8.0 q of 0W-20 engine oil.
It also requires the ACDelco – PF63 engine oil filter
ACDelco 0W-20 Engine Oil
Amazon Affiliate Link
Engine oil for 6.2 L 2020 Chevy Silverado 1500
ACDelco PF-63 Engine Oil Filter
Amazon Affiliate Link
Engine oil filter for 6.2 L 2020 Chevy Silverado 1500
Looking for an oil change?
We have some special offers for our readers for oil changes at Valvoline!
Click each offer below to redeem