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GMC Sierra 1500

Maintenance specs for 23 variants of the GMC Sierra 1500 — from 1999 to 2026.

19992006 GMC Sierra 1500

4.3L V6 Vortec (LU3) · RWD

200 hp / 260 lb-ft

Engine Oil

Weight5W-30
Capacity4.5 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron III
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity14 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Rear fluid80W-90 GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size245/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 245/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.035 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

19992006 GMC Sierra 1500

4.8L V8 Vortec (LR4) · RWD

270 hp / 285 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron III
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity17 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Rear fluid80W-90 GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size245/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 245/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

19992006 GMC Sierra 1500

4.8L V8 Vortec (LR4) · 4WD

270 hp / 285 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron III
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity17 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Front fluid80W-90 GL-5
Rear fluid80W-90 GL-5

Transfer Case

FluidAuto-Trak II

Fuel

Tank26 gal
TypeRegular 87

Tires

Size265/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

19992006 GMC Sierra 1500

5.3L V8 Vortec (LM7) · RWD

295 hp / 335 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron III
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity18 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Rear fluid80W-90 GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size265/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

19992006 GMC Sierra 1500

5.3L V8 Vortec (LM7) · 4WD

295 hp / 335 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron III
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity18 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Front fluid80W-90 GL-5
Rear fluid80W-90 GL-5

Transfer Case

FluidAuto-Trak II

Fuel

Tank26 gal
TypeRegular 87

Tires

Size265/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

20072013 GMC Sierra 1500

4.3L V6 Vortec (LU3) · RWD

195 hp / 260 lb-ft

Engine Oil

Weight5W-30
Capacity4.5 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron VI
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity14 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Rear fluid80W-90 GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size245/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 245/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.035 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

20072013 GMC Sierra 1500

4.8L V8 Vortec (LY2) · RWD

295 hp / 305 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron VI
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity17 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Rear fluid80W-90 GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size245/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 245/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

20072013 GMC Sierra 1500

5.3L V8 Vortec (LMG) · RWD

315 hp / 338 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron VI
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity18 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Rear fluid80W-90 GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size265/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

20072013 GMC Sierra 1500

5.3L V8 Vortec (LMG) · 4WD

315 hp / 338 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type4-Speed Automatic (4L60-E)
FluidDexron VI
Drain & fill5 qt
Full capacity11.2 qt

Coolant

TypeDex-Cool (orange)
Capacity18 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Front fluid80W-90 GL-5
Rear fluid80W-90 GL-5

Transfer Case

FluidAuto-Trak II

Fuel

Tank26 gal
TypeRegular 87

Tires

Size265/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/70R17 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

20072013 GMC Sierra 1500

6.2L V8 (L92) · RWD

403 hp / 417 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type6-Speed Automatic (6L80)
FluidDexron VI
Drain & fill5.5 qt
Full capacity11.5 qt

Coolant

TypeDex-Cool (orange)
Capacity18 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeHydraulic
FluidGM Power Steering Fluid

Differentials

Rear fluid75W-90 Synthetic GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size275/55R20
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 275/55R20 tires

Battery

Group size78
CCA770 A
Shop group 78 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Drive belt100,000 mi

20142018 GMC Sierra 1500

4.3L V6 EcoTec3 (LV3) · RWD

285 hp / 305 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type6-Speed Automatic (6L80)
FluidDexron VI
Drain & fill5.5 qt
Full capacity11.5 qt

Coolant

TypeDex-Cool (orange)
Capacity13.2 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluid75W-90 Synthetic GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size255/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 255/70R17 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20142018 GMC Sierra 1500

4.3L V6 EcoTec3 (LV3) · 4WD

285 hp / 305 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type6-Speed Automatic (6L80)
FluidDexron VI
Drain & fill5.5 qt
Full capacity11.5 qt

Coolant

TypeDex-Cool (orange)
Capacity13.2 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Front fluid75W-90 Synthetic GL-5
Rear fluid75W-90 Synthetic GL-5

Transfer Case

FluidAuto-Trak II

Fuel

Tank26 gal
TypeRegular 87

Tires

Size265/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/70R17 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20142018 GMC Sierra 1500

5.3L V8 EcoTec3 (L83) · RWD

355 hp / 383 lb-ft

Engine Oil

Weight5W-30
Capacity8 qt
FilterPF48

Transmission

Type6-Speed Automatic (6L80)
FluidDexron VI
Drain & fill5.5 qt
Full capacity11.5 qt

Coolant

TypeDex-Cool (orange)
Capacity13.4 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluid75W-90 Synthetic GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size265/65R18
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/65R18 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20142018 GMC Sierra 1500

5.3L V8 EcoTec3 (L83) · 4WD

355 hp / 383 lb-ft

Engine Oil

Weight5W-30
Capacity8 qt
FilterPF48

Transmission

Type6-Speed Automatic (6L80)
FluidDexron VI
Drain & fill5.5 qt
Full capacity11.5 qt

Coolant

TypeDex-Cool (orange)
Capacity13.4 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Front fluid75W-90 Synthetic GL-5
Rear fluid75W-90 Synthetic GL-5

Transfer Case

FluidAuto-Trak II

Fuel

Tank26 gal
TypeRegular 87

Tires

Size265/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/70R17 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20142018 GMC Sierra 1500

6.2L V8 EcoTec3 (L86) · RWD

420 hp / 460 lb-ft

Engine Oil

Weight5W-30
Capacity8 qt
FilterPF48

Transmission

Type8-Speed Automatic (8L90)
FluidDexron HP
Drain & fill6 qt
Full capacity11 qt

Coolant

TypeDex-Cool (orange)
Capacity13.4 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluid75W-90 Synthetic GL-5

Fuel

Tank26 gal
TypeRegular 87

Tires

Size275/55R20
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 275/55R20 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20192026 GMC Sierra 1500

2.7L Turbo I4 (L3B) · RWD

310 hp / 348 lb-ft

Engine Oil

Weight0W-20
Capacity6 qt
FilterPF66

Transmission

Type8-Speed Automatic (8L45)
FluidDexron HP
Drain & fill6 qt
Full capacity11 qt

Coolant

TypeDex-Cool (orange)
Capacity10 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluid75W-85 Synthetic GL-5

Fuel

Tank24 gal
TypeRegular 87

Tires

Size255/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 255/70R17 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs60,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20192021 GMC Sierra 1500

4.3L V6 EcoTec3 (LV3) · RWD

285 hp / 305 lb-ft

Engine Oil

Weight5W-30
Capacity6 qt
FilterPF48

Transmission

Type6-Speed Automatic (6L80)
FluidDexron HP
Drain & fill5.5 qt
Full capacity11.5 qt

Coolant

TypeDex-Cool (orange)
Capacity13.2 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluid75W-90 Synthetic GL-5

Fuel

Tank24 gal
TypeRegular 87

Tires

Size255/70R17
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 255/70R17 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20192026 GMC Sierra 1500

5.3L V8 EcoTec3 (L84) · RWD

355 hp / 383 lb-ft

Engine Oil

Weight0W-20
Capacity8 qt
FilterPF48

Transmission

Type8-Speed Automatic (8L90)
FluidDexron HP
Drain & fill6 qt
Full capacity11 qt

Coolant

TypeDex-Cool (orange)
Capacity13.4 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluid75W-90 Synthetic GL-5

Fuel

Tank24 gal
TypeRegular 87

Tires

Size265/65R18
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 265/65R18 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20192026 GMC Sierra 1500

5.3L V8 EcoTec3 (L84) · 4WD

355 hp / 383 lb-ft

Engine Oil

Weight0W-20
Capacity8 qt
FilterPF48

Transmission

Type8-Speed Automatic (8L90)
FluidDexron HP
Drain & fill6 qt
Full capacity11 qt

Coolant

TypeDex-Cool (orange)
Capacity13.4 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Front fluid75W-90 Synthetic GL-5
Rear fluid75W-90 Synthetic GL-5

Transfer Case

FluidAuto-Trak II

Fuel

Tank24 gal
TypeRegular 87

Tires

Size275/65R18
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 275/65R18 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20192026 GMC Sierra 1500

6.2L V8 (L87) · RWD

420 hp / 460 lb-ft

Engine Oil

Weight0W-20
Capacity8 qt
FilterPF48

Transmission

Type10-Speed Automatic (10L80)
FluidDexron HP
Drain & fill6 qt
Full capacity13 qt

Coolant

TypeDex-Cool (orange)
Capacity13.4 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluid75W-90 Synthetic GL-5

Fuel

Tank24 gal
TypeRegular 87

Tires

Size275/60R20
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 275/60R20 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20192026 GMC Sierra 1500

6.2L V8 (L87) · 4WD

420 hp / 460 lb-ft

Engine Oil

Weight0W-20
Capacity8 qt
FilterPF48

Transmission

Type10-Speed Automatic (10L80)
FluidDexron HP
Drain & fill6 qt
Full capacity13 qt

Coolant

TypeDex-Cool (orange)
Capacity13.4 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Front fluid75W-90 Synthetic GL-5
Rear fluid75W-90 Synthetic GL-5

Transfer Case

FluidAuto-Trak II

Fuel

Tank24 gal
TypeRegular 87

Tires

Size275/60R20
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 275/60R20 tires

Battery

Group size48
CCA730 A
Shop group 48 battery

Spark Plugs

Gap0.04 in
Shop spark plugs

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20202026 GMC Sierra 1500

3.0L Duramax Turbo Diesel I6 (LM2) · RWD

277 hp / 460 lb-ft

Engine Oil

Weight0W-20 Dexos D
Capacity6 qt
FilterPF66

Transmission

Type10-Speed Automatic (10L80)
FluidDexron HP
Drain & fill6 qt
Full capacity13 qt

Coolant

TypeDex-Cool (orange)
Capacity10 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Rear fluid75W-90 Synthetic GL-5

Fuel

Tank24 gal
TypeDiesel

Tires

Size275/60R20
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 275/60R20 tires

Battery

Group size48
CCA850 A
Shop group 48 battery

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi

20202026 GMC Sierra 1500

3.0L Duramax Turbo Diesel I6 (LM2) · 4WD

277 hp / 460 lb-ft

Engine Oil

Weight0W-20 Dexos D
Capacity6 qt
FilterPF66

Transmission

Type10-Speed Automatic (10L80)
FluidDexron HP
Drain & fill6 qt
Full capacity13 qt

Coolant

TypeDex-Cool (orange)
Capacity10 qt
Shop coolant

Brake Fluid

TypeDOT 3
Shop DOT 3

Power Steering

TypeElectric (no fluid)

Differentials

Front fluid75W-90 Synthetic GL-5
Rear fluid75W-90 Synthetic GL-5

Transfer Case

FluidAuto-Trak II

Fuel

Tank24 gal
TypeDiesel

Tires

Size275/60R20
Pressure (front)35 PSI
Pressure (rear)35 PSI
Shop 275/60R20 tires

Battery

Group size48
CCA850 A
Shop group 48 battery

Wiper Blades

Driver22"
Passenger22"
Shop wiper blades

Service Intervals

Oil change7,500 mi
Trans service45,000 mi
Coolant flush150,000 mi
Timingchain (no scheduled replacement)
Air filter45,000 mi
Cabin filter22,500 mi
Drive belt100,000 mi