1988 Cadillac eldorado tire sizes & fitment
Approved tire and wheel sizes for the 1988 Cadillac Eldorado, sourced from manufacturer fitment data and refreshed monthly.
Approved fitments
| Tire size | Rim size | PCD (bolt pattern) | Offset | Load index | Speed rating |
|---|---|---|---|---|---|
| 215/65R15 OEM | R15 | 5x115 | N/A | N/A | N/A |
1988 Cadillac eldorado wheel bolt pattern & specs
| Bolt pattern (PCD) | 5x115 |
|---|---|
| Wheel thread / lug size | M12x1.5 |
| Center bore | 70.3 mm |
| Source | bolt-pattern.com |
Best by use case
Four tires, four jobs
See the best tires for the Cadillac Eldorado, ranked by category →
Tire recalls & safety complaints for the Cadillac Eldorado →
Compatible alternative sizes for 215/65R15
Sizes within the ETRTO ±3% overall-diameter safe-fit tolerance. Each row links to the size's own page.
| Alternative size | %Δ OD | Category | Verdict |
|---|---|---|---|
235/65R14 |
0.09% | alternative | Safe |
195/65R16 |
-0.09% | plus 1 | Safe |
195/85R13 |
0.18% | alternative | Safe |
235/70R13 |
-0.20% | alternative | Safe |
185/75R15 |
-0.30% | winter narrower | Safe |
For the full list of alternatives with comfort/handling impact, see 215/65R15 upsize options. To check an arbitrary size pair, use the tire compatibility calculator.
Check a different size against this vehicle
Type any tire size below; we'll compute its overall-diameter delta against the OEM 215/65R15 and verdict using the ETRTO ±3% rule.
Common upgrade paths
- Plus-1: 195/65R16; one rim size up, -0.09% OD change. Sharper steering, mild ride penalty, modest cost premium.
- Plus-2: 205/55R17; two rim sizes up, -0.48% OD change. Noticeable ride penalty, higher pothole risk, meaningful tire-cost premium.
Use the plus-size calculator to evaluate any rim step against the OEM size.
How to choose tires for the 1988 cadillac eldorado touring-pkg
The 1988 Cadillac Eldorado Touring-Pkg ships from the factory on 215/65R15 tires mounted on R15 wheels. Only one approved fitment is documented for this model year, so replacement options should match the original size exactly unless a plus-size upgrade is being considered. The Compatible alternative sizes table above lists every safe substitution within the ETRTO ±3% overall-diameter tolerance.
Tire choice on the Cadillac Eldorado comes down to three trade-offs that matter more than brand loyalty: load index (must equal or exceed the OEM number), speed rating (must match or exceed the placard), and UTQG treadwear (higher means longer life, lower usually means stickier rubber). Owners replacing factory tires with the same compound class, for example all-season for all-season, generally see no change in ride characteristics or fuel economy. Switching categories (performance summer to all-season touring, for example) is where the trade-offs show up at the contact patch.
For 1988 Cadillac Eldorado Touring-Pkg owners considering a plus-size upgrade, the safer option is a Plus-1 step (one rim size up with a 10-point aspect drop and ~10 mm of additional section width). Plus-2 is technically viable on this chassis if the alternative-sizes table lists a Plus-2 candidate within tolerance, but expect a meaningful ride-harshness penalty and a tire-cost premium of 30–60% per tire relative to the OEM fitment. For winter use the recommended pattern is one width step down (e.g. from a 235 to a 225) with the aspect ratio bumped up to preserve overall diameter; narrower tires apply higher contact pressure per square inch on snow, which translates directly into shorter braking distances. The plus-size calculator evaluates any specific rim step against this OEM size.
Before purchasing, verify the tire size on the driver-door placard of your specific 1988 Cadillac Eldorado Touring-Pkg, since trim levels and option packages can shift the original fitment from what is documented here. The placard reading is the authoritative source per FMVSS 110, and dealers will reference the placard rather than aftermarket catalogs when validating warranty claims.
NHTSA-reported issues for 1988 cadillac eldorado
Top issue category: Tires (General)
Reported across: 1988 – 1988 (1 year)
What owners described
Blowout or sudden deflation is the most common description, in 25% of these reports. Percentages are shares of the 8 reports covering every model year of the Cadillac Eldorado that include a written account; a single report can describe more than one problem, so they do not total 100%.
| Reported problem | This subject | All tire complaints | Relative |
|---|---|---|---|
| Blowout or sudden deflation | 25% | 20% | 1.2× |
| Tread or belt separation | 13% | 13% | 0.9× |
| Sidewall failure | 13% | 15% | 0.8× |
| Bubble or bulge in the tire | 13% | 6% | 2.1× |
In owners' own words
Verbatim excerpts from complaints filed with NHTSA about Cadillac Eldorado. Reports are published by NHTSA as filed and are lightly cleaned here only to remove intake codes.
CONSUME R WAS TRAVELING ON HIGHWAY AND THERE WAS ICE ON THE ROAD. HE WAS GOING AROUND A TRUCK, AND CONSUMER'S VEHICLE SKIDDED INTO A TREE, VEHICLE BOUNCED OFF THE TREE AND VEERED INTO AN ENBANKMENT. UPON IMPACT, FRONT AIR BAGS FAILED TO DEPLOY. ALSO, VEHICLE HAD TWO FLAT TIRES.
PE 00 040/ TREAD SEPARATION: LEFT REAR OUTER TIRE EXPERIENCED A TREAD SEPARATION WHILE STILL INFLATED AND DRIVING AT 50-55 MPH, ORIGINAL EQUIPMENT, TIRE SIZE P225/75R16, DOT# 2599IUR8099. FIRESTONE WAS NOT NOTIFIED AT THIS TIME, AND TIRE WAS AVAILABLE FOR ANALYSIS. *AK *SLC
PASSENGER'S REAR TIRE BLEW OUT UNEXPECTEDLY WHILE TRAVELING AT 50 MPH, MAKING IT DIFFICULT TO CONTROL THE VEHICLE. THIS CAUSED THE RIM TO BE DAMAGED, AND BE REPLACED. MANUFACTURER WAS NOTIFIED BY CONSUMER.*AK THE REAR FENDER WAS ALSO DAMAGED.
I PURCHASED 4 NEW GOODYEAR ASSURANCE COMFORT TREAD TIRES ON 10/01/2008. ON 12/02/2008 I HAD A BLOW-OUT TO THE SIDE WALL (OUTER) OF THE RIGHT REAR PASSENGER TIRE. I WAS TRAVELING 30MPH. I HAD TO BE TOWED TO THE DEALER WHERE I PURCHASED THE TIRES.(CLAUDE NOLAN CADILLAC). I WAS TOLD THAT THE TIRE COULD NOT BE REPAIRED. I HAD TO PURCHASE A NEW TIRE. I HAVE ASKED THE DEALER TO MAINTAIN THE OLD TIRE FOR POSSIBLE INSPECTION.
Complaints are voluntarily submitted to the NHTSA Office of Defects Investigation and are not verified by NHTSA; they represent owner-reported problems, not proven defects. Counts can be useful as a relative quality signal across comparable tires or vehicles.
Frequently asked questions
What size tires fit a 1988 Cadillac Eldorado?
What is the bolt pattern of a 1988 Cadillac Eldorado?
Can I run a different tire size on my 1988 Cadillac Eldorado?
Where can I buy tires for my 1988 Cadillac Eldorado?
What is the recommended tire pressure for the 1988 Cadillac Eldorado?
Can I fit winter tires in a different size on my 1988 Cadillac Eldorado?
How often should I rotate the tires on my 1988 Cadillac Eldorado?
For broader tire questions; replacement timing, UTQG, EV-specific tires, winter swaps; see the tire FAQ.
Sources for this page
- Vehicle owner's manual tire & wheel placard; door-jamb placard on the Cadillac Eldorado is the authoritative source for OEM tire size, load index, and cold-inflation pressure for your specific trim.
- NHTSA SaferCar; recall lookup for the 1988 Cadillac Eldorado.
- ETRTO 2024 Standards Manual §2.3; overall-diameter math used for the alternative-size verdicts above.
- Tire & Rim Association 2025 Yearbook; load-index to maximum-load reference.
Last verified 2026-09-02.