Reliability & 5-year cost of ownership — 2014 GMC Sierra Denali
NHTSA data on file today
try.vin couldn't confirm NHTSA's recall list for the 2014 GMC Sierra Denali, so this page doesn't state a recall count — check the VIN at nhtsa.gov/recalls for current campaigns. 14 owner complaints are on file.
Most-cited components in owner complaints
- Unknown or Other 4 complaints
- Service Brakes 3 complaints
- Air Bags 2 complaints
- Structure 2 complaints
- Engine 1 complaint
- Exterior Lighting 1 complaint
Below average
Estimated 5-year repair + maintenance cost: $5,000–$9,000AI estimate — not from NHTSA data
The 2014 GMC Sierra Denali has numerous complaints regarding its braking system, airbags, and structural integrity, impacting its reliability. Combined with a moderate list of complaints across various systems, this warrants a below-average rating.
Most-common failures
| Part | Typical mileage (AI estimate) | Cost range (AI estimate) | Frequency |
|---|---|---|---|
| service brakes | 50,000–80,000 miles | $400–$900 | very common |
| airbags | 60,000–100,000 miles | $300–$800 | common |
| structure (body) | 70,000–110,000 miles | $500–$1,500 | common |
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 change every 5,000 miles
- Brake fluid replacement every 2 years
- Tire rotation every 7,500 miles
- Cabin air filter replacement annually
- Coolant replacement every 50,000 miles
- Transmission fluid change every 60,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Soft brake pedal feel
- Airbag warning light
- Unusual body rattling noises
- Unexpected vehicle vibrations
- Check engine light indicator
Generated by gpt-4o on from the NHTSA recall campaigns and owner-complaint counts on file for the 2014 GMC Sierra Denali at the time. The rating is an AI assessment; cost and mileage figures are AI estimates, not NHTSA data.