2018 Audi Q7 problems
The 2018 Audi Q7 has 141 NHTSA owner complaints and no active recalls. Here's where owners say it breaks.
The 2018 Audi Q7 has 141 NHTSA owner complaints on file (U.S. federal records, as of July 2026). The most-reported system is engine at 31 complaints, typically surfacing around 33,333 miles (~$3,100 to repair). Source: NHTSA Office of Defects Investigation.
| Model year | Owner complaints | Recalls |
|---|---|---|
| 2015 Q7 | 44 | 1 |
| 2017 Q7 | 316 | 4 |
| 2018 Q7 (this page) | 141 | 0 |
| 2019 Q7 | 61 | 3 |
| 2020 Q7 | 26 | 2 |
| 2021 Q7 | 67 | 2 |
Solid reliability overall. Common issues are concentrated in a few systems.
Buyable on the data — keep up the usual maintenance and inspect normally.
- No systemic severe-failure pattern in the complaint record
- Reliability score 7.6/10 — above the segment average
Our read of the federal NHTSA complaint and recall record for this exact year and model — not a substitute for a pre-purchase inspection. How we score.
NHTSA crash-test safety ratings 5 / 5 overall
Driver-assist features on the tested model: Electronic stability control: Standard · Forward collision warning: Standard · Lane departure warning: Optional
Source: NHTSA New Car Assessment Program — tested configuration: 2018 Audi Q7 SUV AWD. Stars rate crash protection in NHTSA's tests, not overall reliability — see the owner-complaint data below for what actually goes wrong.
Buying a used 2018 Audi Q7? Check these first
Here's what this model is known to do — so you can inspect for it, price it in, or make the seller fix it before you sign.
What to inspect on this specific car
- engine — 31 owner reports · tends to show around 33,333 mi · ~$3,100 to fix
- lighting — 19 owner reports · tends to show around 84,901 mi · ~$250 to fix
- suspension — 16 owner reports · ~$900 to fix
- electrical — 13 owner reports · tends to show around 11,200 mi · ~$850 to fix
⚠ The one to take seriously: electrical is flagged severe on this model , showing up around 11,200 mi. Inspect it closely on a test drive.
Recalls to confirm are done
Run the VIN from the listing — no active recalls on this model right now, but confirm none were opened after this car was built.
Verdict for buyers: 7.6/10 model. The priciest documented failure is engine (~$3,100) — get the seller's service records for it or inspect closely. Otherwise an average-risk used buy at a fair price.
We tell you what this model is known for and what to inspect — a vehicle-history report tells you what this exact car has been through. Smart buyers get both.
See the full pre-purchase inspection checklist →Ask anything about your 2018 Audi Q7
A noise, a warning light, a repair quote, "should I buy this?" — get an answer grounded in this vehicle's actual NHTSA record, not generic advice.
Answers use this vehicle's NHTSA complaint & recall record — owner-reported and unverified, not a diagnosis. Verify anything safety-critical with a mechanic.
Top trouble spots 8 categories with 3+ complaints
What owners are saying recent NHTSA-filed complaints · verbatim
Icy road, pulling up to stop sign, at 5-8 MPH , had just pulled out of parking space, touched brakes to slow down, brakes locked up, tried to pump to release brakes with no response, car stopped brakes released.
Engine coolant leak reported only at around 30K miles. Leak detected and fixed at owners cost.
A very distracting warning about an issue with a front left side marker keeps popping up - on some rides multiple times in a minute! - and the only way to address it is, according to the dealership, to pay almost $7,000 to replace the entire headlamp assembly. It’s so…
When coming to an abrupt stop to prevent a collision the middle row passenger seatbelt came unbuckled. My 2.5 year old is in a forward facing car seat buckled into this seat. The buckle came lose causing the seat the be free.
Estimate your repair exposure
Drag to your current mileage. Numbers are derived from this vehicle's complaint history.
Common questions
Is the 2018 Audi Q7 reliable?
Mostly yes. With a reliability score of 7.6 out of 10 based on 141 owner complaints filed with NHTSA, the 2018 Audi Q7 is generally a sound vehicle. The areas to watch are listed in the top problem section above — most are budget items, not deal-breakers.
Should you avoid the 2018 Audi Q7?
On the NHTSA data, the 2018 Audi Q7 does not need avoiding. Buyable on the data — keep up the usual maintenance and inspect normally. The record behind that call: No systemic severe-failure pattern in the complaint record; Reliability score 7.6/10 — above the segment average. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.
What should I check before buying a used 2018 Audi Q7?
Inspect the engine first — it's the most-reported issue on this model, with 31 owner complaints filed. Typical failure occurs around 33,333 miles. Average repair cost runs about $3,100 at an independent shop. Also confirm any open recalls have been completed by running the VIN, and ask for service records covering the problem areas listed above.
Is the 2018 Audi Q7 a good used car to buy?
It scores 7.6 out of 10 on our NHTSA-based read of 141 owner complaints. The main thing to watch is engine. Typical failure occurs around 33,333 miles. Priced fairly and clean on inspection, it's a reasonable used buy. Our data covers what this model is known for — pair it with a vehicle-history report on the VIN to see what that specific car has been through.
What's the most common problem on the 2018 Audi Q7?
Based on NHTSA records, the most-reported issue is engine, with 31 complaints filed. Typical failure occurs around 33,333 miles. Average repair cost runs about $3,100 at an independent shop.
What's the most expensive thing that goes wrong?
The engine is one of the costlier repair items. Average repair cost runs about $3,100 at an independent shop. Typical failure occurs around 33,333 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.
How do I check if my Audi Q7 has open recalls?
Paste your VIN into the decoder at the top of this page. We pull live from NHTSA, so you'll see exactly which campaigns apply to your vehicle and whether the dealer has logged the fix. Recall repairs are always free regardless of mileage or warranty status.
Is an extended warranty worth it on a 2018 Audi Q7?
Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 141 complaints on file and the costliest repair averaging $3,100, one major failure more than pays for it. The catch is reading the contract — many providers exclude wear items and require pre-authorization, so cheaper plans are not always better value.