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Reliability Database
Chevrolet

Suburban

Full-Size SUV
Best Engine ✅ Recommended (3.6)
4 Generations
42 Engines Rated
6,119 Total Complaints
Engine Ratings
28 recommended 9 caution 5 avoid

Generation Timeline

2000-2006 GMT800
21 engines
2,625 complaints 🔥 46 ☠ 3
6.0L 8-cyl ⚠️ Caution (3.3)
→
2007-2014 GMT900
12 engines
2,125 complaints 🔥 20
6.0L 8-cyl ✅ Recommended (3.6)
→
2015-2020 K2XX
5 engines
950 complaints 🔥 12 ☠ 2
6.2L 8-cyl ⚠️ Caution (2.2)
→
2021-2025 T1XX
4 engines
419 complaints 🔥 3
6.2L 8-cyl ⚠️ Caution (3.1)
→
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