Reliability & 5-year cost of ownership — 2021 Chevrolet Suburban
NHTSA data on file today
The 2021 Chevrolet Suburban has 12 NHTSA recall campaigns and 205 owner complaints on file as of . Recall data is refreshed daily from NHTSA.
NCAP overall rating: 4.0 out of 5 stars, averaged across 2 NHTSA-tested trims.
Recall campaigns on file
- NHTSA #25V274000 Engine Failure NHTSA notice
- NHTSA #24V797000 Rear Wheel Lock-Up from Transmission Valve Failure NHTSA notice
- NHTSA #22V827000 Running Lights May Not Deactivate/FMVSS 108 NHTSA notice
- NHTSA #22V617000 Improper Rivets on Seat Belt Buckle Assembly NHTSA notice
- NHTSA #22V036000 Rear Wheel Driveshaft Assemblies May Fail NHTSA notice
- NHTSA #21V739000 Power Control Module May Cause Fuel Pump Failure NHTSA notice
- NHTSA #21V455000 Loss of Power Steering Assist NHTSA notice
- NHTSA #21V421000 Air Bag Light May Not Indicate Malfunction NHTSA notice
- NHTSA #21V190000 Seat Belts May Become Damaged NHTSA notice
- NHTSA #20V811000 Incorrect Bolts Used To Attach Seat Belts NHTSA notice
- NHTSA #20V792000 Front Center Seat Belts may not be Secured NHTSA notice
- NHTSA #20V735000 Bolts for Front Seats Incorrectly Installed NHTSA notice
Most-cited components in owner complaints
- Engine 91 complaints
- Power Train 39 complaints
- Fuel/Propulsion System 22 complaints
- Electrical System 20 complaints
- Unknown or Other 14 complaints
- Engine and Engine Cooling 11 complaints
Of the 205 complaints on file, 6 report a crash and 1 a fire; across all 205 complaints, owners report 5 injuries (owner-reported, not verified by NHTSA).
Below average
Estimated 5-year repair + maintenance cost: $10,000–$20,000AI estimate — not from NHTSA data
The 2021 Chevrolet Suburban has a below-average reliability record, with 205 complaints and 12 recalls. Engine and powertrain issues are notably common, with 91 engine-related complaints and several serious recall campaigns. The limited data suggests potential reliability concerns, especially for the engine and powertrain systems.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| Engine | Unknown | $2,000–$8,000 | common |
| Powertrain | Unknown | $1,500–$6,000 | occasional |
| Fuel system | Unknown | $300–$1,500 | occasional |
AI estimate — not from NHTSA data: the mileage bands and repair-cost ranges above. Get a written repair quote before you budget.
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil and filter changes
- Brake pad replacements
- Transmission fluid changes
- Tire rotations
- Coolant flushes
- Spark plug replacements
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Engine noises or vibrations
- Transmission slipping
- Frequent stalling
- Erratic fuel gauge reading
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2021 Chevrolet Suburban at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.