Tire pressure
GMC Sierra
Choose your engine and tire size. Pressures are for cold tires, front and rear.
35psi
Front
2.4 bar · 241 kPa
35psi
Rear
2.4 bar · 241 kPa
Keeping the right tire pressure on your GMC Sierra is one of the easiest ways to drive safer and spend less on fuel. Under-inflated tires wear faster on the edges, over-inflated ones lose grip in the centre. Check them once a month and before a long trip.
Your tire, explained
265/65 R18 — what each number means, drawn to scale.
- Overall diameter
- –
- Sidewall height
- –
- Revolutions per mile
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Full pressure table
All engines and sizes for the GMC Sierra. Your selection is highlighted.
| Engine | Tire | Front | Rear |
|---|---|---|---|
| 4.3L V6 | 255/70R17 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 4.3L V6 | 265/70R17 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 5.3L V8 | 265/65R18 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 5.3L V8 | 275/60R20 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 5.3L V8 | 275/50R22 | 38 psi · 2.6 bar | 38 psi · 2.6 bar |
| 6.2L V8 | 265/65R18 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 6.2L V8 | 275/60R20 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 6.2L V8 | 275/50R22 | 38 psi · 2.6 bar | 38 psi · 2.6 bar |
| 2.7L Turbo | 255/70R17 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 2.7L Turbo | 265/70R17 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 3.0L Duramax Diesel | 265/65R18 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 3.0L Duramax Diesel | 275/60R20 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 3.0L Duramax Diesel | 275/50R22 | 38 psi · 2.6 bar | 38 psi · 2.6 bar |
| 5.3L V8 EcoTec3 | 265/65R18 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 5.3L V8 EcoTec3 | 275/60R20 | 35 psi · 2.4 bar | 35 psi · 2.4 bar |
| 5.3L V8 EcoTec3 | 275/50R22 | 38 psi · 2.6 bar | 38 psi · 2.6 bar |