AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2018 Gmc Acadia
Overall rating NHTSA-grounded
Average
Estimated 5-year repair + maintenance cost: $4,500–$8,500
The 2018 GMC Acadia has experienced moderate recalls and complaints, primarily related to power train and electrical issues. While some significant recalls like the fuel pump and driveshaft impact its reliability, overall performance and cost of repairs are manageable, leading to an average rating.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| power train | 50,000–80,000 miles | $900–$1,800 | common |
| electrical system | 40,000–70,000 miles | $300–$700 | common |
| engine mounts | 60,000–90,000 miles | $350–$600 | occasional |
| driveshaft | 70,000–100,000 miles | $400–$1,200 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- oil and filter changes
- tire rotations
- brake fluid replacement
- coolant system flush
- transmission service
- battery inspection/replacement
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- unusual noises from power train
- electrical glitches or failures
- vibrations while driving
- fluid leaks under vehicle
Generated by gpt-4o on 6/17/2026. Cost ranges are conservative estimates that account for typical regional variation.