2012 GMC Sierra 3500HD specs
Every verified maintenance spec for the 2012 GMC Sierra 3500HD in one place - tap any part for full details, replacements, and where to buy.
Engine oil
5W-30/5W-40, 6 qt with a filter change
View details →
Wiper blades
22" driver + 22" passenger
View details →
Headlight bulbs
Low beam H11, high beam 9005
View details →
Shop parts for your 2012 GMC Sierra 3500HD
Each link searches Amazon for the exact spec above. Confirm the fit against your trim and the part you are replacing before you buy.
As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
More for this car
All specs are for distinct year/make/model configurations, each checked against a cited source. Trims and engines vary - confirm against your vehicle before buying.