2021 Chevrolet Tahoe maintenance schedule

Applies to: 5.3L/6.2L EcoTec3 V8

Schedule type: factory_with_oil_life_monitor

Oil changes follow the Oil Life System (change when the Change Engine Oil Soon message shows, at least once a year); the fixed items below follow the manual table. Time-based: replace brake fluid every 5 years and air-conditioning desiccant every 7 years.

Checked against the official document for model year 2021; other years in this range are assumed to follow it. Confirm in your owner's manual.

7,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY

15,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY

22,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace passenger compartment air filter (or every 2 years) replaceDIY

30,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY

37,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY

45,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY
Replace passenger compartment air filter (or every 2 years) replaceDIY

52,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY

60,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY

67,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace passenger compartment air filter (or every 2 years) replaceDIY

75,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY
Replace hood and/or body lift support gas struts (or every 10 years) replaceDIY

82,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY

90,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY
Replace passenger compartment air filter (or every 2 years) replaceDIY

97,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Change transfer case fluid (4WD only) changeShop
Replace spark plugs; inspect spark plug wires/boots replaceShop

105,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY

112,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace passenger compartment air filter (or every 2 years) replaceDIY

120,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY

127,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY

135,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY
Replace passenger compartment air filter (or every 2 years) replaceDIY

142,500 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY

150,000 miles

Rotate tires; check oil life and change engine oil and filter if needed (or when the Change Engine Oil Soon message shows, and at least once a year) rotateDIY
Replace front and rear wiper blades (or every 12 months) replaceDIY
Replace hood and/or body lift support gas struts (or every 10 years) replaceDIY
Drain and fill engine cooling system (or every 5 years) drainShop

Known Chevrolet Tahoe problems

Sources

2021 Chevrolet Tahoe/Suburban Owner's Manual (official) (official)

Always follow the owner's manual for your exact vehicle; intervals can differ by engine and market.