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Cadillac: reliability & common problems

#24 of 24
Longevity rank#1 Tesla holds up to ~182k
~75k
Trouble-free mileageacross all body styles
66
Cadillacs inspectedreal pre-purchase inspections
54/100
Average conditionall cars we check: 61/100



Based on 66 used Cadillacs we inspected, they tend to be in noticeably worse shape than average — average condition 54/100 vs 61 for all cars we check. Every number on this page comes from real pre-purchase inspections — cars people were about to buy and paid an independent inspector to go through point by point, engine to underbody, paint depth to error codes. Not owner surveys, not warranty statistics, not forum lore: what we actually found.

What we found

Most common faults

Fuel trim out of range · Engine
56%
Oil leaks · Engine
53%
Active error codes · Electronic equipment
42%
Tires condition & wear · Brakes and tires
35%
Dirty or low engine oil · Engine
23%

Share of inspected Cadillacs where each item was flagged.

How they score

Excellent 15% Good 21% Mediocre 35% Poor 29%
Hidden history

What the seller might not mention — how often we find it on Cadillacs.

70%had a repainted or replaced panelall cars: 74%
5%showed structural repairall cars: 4%
23%had fault codes recently clearedall cars: 24%

Cross-shopping? Cadillac vs BMW · Cadillac vs Lexus · Cadillac vs Mercedes

How long does a Cadillac last?

Across every Cadillac body style we've inspected — sedans, SUVs and anything else pooled together — the average one's condition dips below decent (a 55/100 score) around ~75k miles. It ranks Cadillac #24 of 24 brands we have enough data to rate; the longest-lasting, Tesla, holds up to ~182k. Shopping a Cadillac near that mileage? Expect more wear ahead — see which makes give the best odds at your budget.



Good cars by mileage
0 25 50 75 100 0–20k mi: 66%, drawn from the nearby bands (8 cars in this band) 20–40k mi: 62%, drawn from the nearby bands (8 cars in this band) 40–60k mi: 47%, drawn from the nearby bands (6 cars in this band) 60–80k mi: 37%, drawn from the nearby bands (12 cars in this band) 80–100k mi: 30%, drawn from the nearby bands (11 cars in this band) 100–120k mi: 13%, drawn from the nearby bands (10 cars in this band) 40k 80k 120k 160k 200k mileage when we inspected it
Good cars by age
0 25 50 75 100 1 years old: 84%, drawn from the nearby bands (5 cars this age) 3 years old: 62%, drawn from the nearby bands (5 cars this age) 4 years old: 49%, drawn from the nearby bands (5 cars this age) 5 years old: 56%, drawn from the nearby bands (5 cars this age) 9 years old: 35%, drawn from the nearby bands (7 cars this age) 10 years old: 13%, drawn from the nearby bands (7 cars this age) 12 years old: 25%, drawn from the nearby bands (6 cars this age) 2y 4y 6y 8y 10y 12y 14y 16y vehicle age when we inspected it

Share of Cadillacs in good shape (scoring 60+/100) by mileage and by age when we inspected them (each dot ≥5 cars; a band under 20 cars follows the nearby bands, so a run above the all-cars line stays above it, and a band of 20 or more uses the rate we measured; where a band has too few cars, the line follows the trend between the bands on either side; rolled-back odometers excluded from the mileage curve). The dashed grey curve is all cars we check.



Cadillac models we've inspected
Escalade 17 cars · profile soon CTS 12 cars · profile soon

Recently inspected:

2021 Cadillac XT5 · 60k mi — flagged: tires condition & wear, worn suspension joints, boots. Inspected Oct 17.
2026 Cadillac CT5 · 4k mi — flagged: fuel trim out of range, body control module. Inspected Oct 12.
The bottom line

Cadillac’s weak spot is the powertrain, not a shady past. Fuel-trim problems and oil leaks show up on more than half the cars we see, often alongside active codes and neglected oil, while body and structural history look ordinary. Condition also falls off sooner than any other brand we rank, slipping below decent around 75,000 miles. Standing in front of one, start with a scan and a cold leak check under the engine; if trim is out of range, oil is seeping, and codes are live, that is a walk-away or a steep discount, not a cosmetic negotiation. Prefer lower-mileage examples and budget for tires only after the engine clears.

FAQ
?
Is Cadillac reliable?
36% of the 66 Cadillacs we inspected scored 60/100 or higher, averaging 54/100 — they tend to be in noticeably worse shape than average.
?
What are the most common problems with a used Cadillac?
Across the Cadillacs we inspected, the items we flag most often are fuel trim out of range (56%), oil leaks (53%), active error codes (42%).
Thinking of buying a Cadillac? Get the exact car inspected before you pay.
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Based on 66 inspections · updated Oct 23, 2026