Is the Cadillac XT6 more reliable than the Mazda CX-9?

No, the CX-9 holds a slight edge. Both are rated good. The CX-9 has lower annual repair costs and fewer recalls. The XT6 has far fewer owner complaints per vehicle sold, but its complaints include stalling from a failed fuel pump control module and failing backup cameras.

Which has more recalls, the XT6 or the CX-9?

The XT6 has more. Federal recall records show 14 recalls across its 7 model years. The CX-9 has 6 across its 6 model years. Check any specific car's VIN for open recalls before you buy, since a completed repair matters more than the count.

Which costs less to repair?

The CX-9 does. Independent repair-cost data shows about $539 a year for the CX-9 and $783 for the XT6. Over five years that is roughly $1,220 in your favor. Single big repairs, such as head leaks on the Mazda, can still change the math.

What is the biggest problem with the Mazda CX-9?

The engine. Owners report coolant leaks at the cylinder head near the exhaust manifold, followed by overheating and limp mode that holds the car to about 30 mph. Some also report heavy oil use. Owners say Mazda turned down goodwill requests for the leak repair.

Do the XT6 and CX-9 have crash-linked complaints?

Both do. The XT6 has one crash-linked complaint, in back over prevention, where silent rear parking alerts were tied to a low-speed collision. The CX-9 has crash-linked reports in power train, service brakes, and steering, including an electronic parking brake that released suddenly in gear.

Last updated: 2026-10-10

Cadillac XT6 vs Mazda CX-9: Reliability Compared

Cadillac XT6

Good

More Reliable

Mazda CX-9

Good

Between these two, the Mazda CX-9 edges out the Cadillac XT6 on reliability. It costs less to repair and has fewer recalls. The XT6 draws far fewer owner complaints per vehicle sold, so the lead is slight, and each car has its own serious failure patterns.

How Do the Cadillac XT6 and Mazda CX-9 Generations Compare?

Neither car is near a changeover that should shape your search. The XT6 has one generation on sale, sold in the US from the 2020 model year through 2025. A second generation is expected for 2028, so any XT6 you can buy used today shares the same basic design. The CX-9 data covers 2018 to 2023, all within its second generation, which began with the 2016 model year and ran through 2024. The first generation ended with the 2015 model year, so it is a poor fit for most shoppers. Every CX-9 you are likely to consider shares one design, which keeps year-to-year comparisons fair.

Verdict

The Mazda CX-9 is more reliable than the Cadillac XT6, scoring 76/100 vs 73/100.

A slight edge goes to the Mazda, and cost and recalls decide it. Both are rated good, so the gap is small. The CX-9 is cheaper to keep running and has fewer federal recalls. The XT6 counters with far fewer owner complaints per vehicle sold, which keeps this close. The CX-9's engine trouble, mainly coolant leaks and overheating, is common. The XT6's failures are rarer but include sudden stalling and loss of power while driving.

Key Differences

1Mazda CX-9 costs $244 less per year to repair
2Cadillac XT6 has 14.1 fewer complaints per 10k sold
3Mazda CX-9 has 8 fewer total recalls

Category Scoreboard

1Cadillac XT6

—

3Mazda CX-9

Reliability ScoreTotal RecallsComplaint RateAnnual Repair Cost

Cadillac XT6 vs Mazda CX-9: Which Is More Reliable?

Cadillac XT6 vs Mazda CX-9 at-a-glance reliability comparison
Metric	Cadillac XT6	Mazda CX-9
Reliability Score	73/100	76/100
Years Tracked	7	6
Total Recalls	14	6
Complaints per 10k Sold	0.9	15
Annual Repair Cost	$783/yr	$539/yr
Year Wins	0	4

What Are the Common Problems With the Cadillac XT6 and Mazda CX-9?

Engine trouble dominates the Mazda's record. Owners report coolant leaks at the cylinder head, overheating, limp mode, and heavy oil use. It also has crash-linked reports in three areas: power train, service brakes (an electronic parking brake that released in gear), and steering. The Cadillac spreads its problems around. Camera screens cut to black, rear parking alerts stay silent, and a failed fuel pump control module stalls the car in traffic. Its only crash-linked area is back over prevention, tied to a low-speed collision with a truck. Some power train complaints are about dealers lacking recall parts, not failures.

Cadillac XT6 vs Mazda CX-9 common problem areas comparison
Component	Cadillac XT6	Mazda CX-9
ENGINE	—None	5.7Average
UNKNOWN OR OTHER	0.1Very Low	2Low
ELECTRICAL SYSTEM	0.1Very Low	1.5Low
POWER TRAIN	0.2Very Low	1.2Low
SERVICE BRAKES	—None	0.7Very Low
STEERING	—None	0.4Very Low
BACK OVER PREVENTION	0.1Very Low	0.2Very Low
STRUCTURE	—None	0.3Very Low
AIR BAGS	—None	0.2Very Low
SUSPENSION	—None	0.2Very Low
FUEL/PROPULSION SYSTEM	—None	0.1Very Low
Chest Clip	—None	0.1Very Low
SEATS	—None	0.1Very Low
VISIBILITY/WIPER	—None	0.1Very Low
ENGINE AND ENGINE COOLING	—None	0.1Very Low
FUEL SYSTEM	—None	—None

Complaints per 10,000 units sold, aggregated across all tracked model years from NHTSA owner reports.

Which Is Cheaper to Maintain: Cadillac XT6 or Mazda CX-9?

Repair costs favor the Mazda. Independent repair-cost data puts it at $539 a year against $783 for the XT6. That is $244 less each year, or about $1,220 over five years. The CX-9 averages 0.6 unscheduled shop visits a year, and 10% of its repairs are major. Those are low figures, though a cylinder head coolant leak or a cracked information screen quoted at $1000 to $3000 can erase the savings in one visit.

How Does Cadillac XT6 vs Mazda CX-9 Reliability Compare by Year?

Cadillac XT6 vs Mazda CX-9 year-by-year reliability scores
Year	Cadillac XT6	Mazda CX-9	Edge
2023	73/1002R / 13C	81/1000R / 12C	Mazda CX-9
2022	72/1003R / 14C	81/1000R / 9C	Mazda CX-9
2021	73/1002R / 18C	77/1001R / 35C	Mazda CX-9
2020	72/1004R / 36C	78/1001R / 19C	Mazda CX-9

Best years to cross-shop: The 2023 Cadillac XT6 scored 73/100 and the 2023 Mazda CX-9 scored 81/100 — the strongest shared model years that have been on the road for at least two years, where available.

Who Should Buy the Cadillac XT6 vs the Mazda CX-9?

Pick the CX-9 if you want lower running costs and a lighter recall record. Target 2022 or 2023, the strongest years, and avoid 2018 and 2019, the weakest. Before buying any CX-9, ask for proof of cooling system work and check for coolant loss. Cylinder head leaks and overheating are the biggest complaint, and owners say Mazda turned down goodwill requests for that repair. Pick the XT6 if you want a model with far fewer owner complaints per vehicle sold and can accept higher repair costs. Avoid 2020 and 2022, the weakest years. The 2025 and 2026 models rate best, but they have had little time to collect complaints, so do not treat them as proven. On any XT6, test the backup and surround cameras and the rear parking alerts. Ask whether the fuel pump control module has ever been replaced, and confirm every recall repair is done.

Cadillac XT6 vs Mazda CX-9: Common Questions

Is the Cadillac XT6 more reliable than the Mazda CX-9?: No, the CX-9 holds a slight edge. Both are rated good. The CX-9 has lower annual repair costs and fewer recalls. The XT6 has far fewer owner complaints per vehicle sold, but its complaints include stalling from a failed fuel pump control module and failing backup cameras.
Which has more recalls, the XT6 or the CX-9?: The XT6 has more. Federal recall records show 14 recalls across its 7 model years. The CX-9 has 6 across its 6 model years. Check any specific car's VIN for open recalls before you buy, since a completed repair matters more than the count.
Which costs less to repair?: The CX-9 does. Independent repair-cost data shows about $539 a year for the CX-9 and $783 for the XT6. Over five years that is roughly $1,220 in your favor. Single big repairs, such as head leaks on the Mazda, can still change the math.
What is the biggest problem with the Mazda CX-9?: The engine. Owners report coolant leaks at the cylinder head near the exhaust manifold, followed by overheating and limp mode that holds the car to about 30 mph. Some also report heavy oil use. Owners say Mazda turned down goodwill requests for the leak repair.
Do the XT6 and CX-9 have crash-linked complaints?: Both do. The XT6 has one crash-linked complaint, in back over prevention, where silent rear parking alerts were tied to a low-speed collision. The CX-9 has crash-linked reports in power train, service brakes, and steering, including an electronic parking brake that released suddenly in gear.

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More Mazda CX-9 comparisons

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Decided between Cadillac XT6 and Mazda CX-9? Run a VIN check before you buy — uncover hidden accidents, title issues, and open recalls.

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How we score the Cadillac XT6 and Mazda CX-9

Scores weight complaint severity at 35%, repair costs at 30%, recall impact at 20%, and the spread of complaints across systems at 15%, with complaint counts adjusted for US sales. Read the full methodology.

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