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ProblemsByVin File / 2018-RAM-4500 NHTSA data synced 2 hours ago
2018 · RAM

RAM 4500 problems

1 active recall campaign on file, only 8 owner complaints in the NHTSA database. Often that means the recall caught it before the field did.

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Reliability score
8.8 / 10

Limited NHTSA data — only 8 complaints on file. The score reflects what's reported, but a small sample skews easily. 1 active recall on file.

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Critical
1
Severe
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Moderate
Should you avoid this 2018 4500?
Not enough data for a verdict

Only 8 NHTSA complaints on file — too few for a confident call. The 1 active recall above remain authoritative; read those first.

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.

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Top trouble spots 1 category with 3+ complaints

brakes
6 reports · fails ~40,943 mi · avg $450
moderate
Buyer's checklist
Going to look at one? Use the pre-purchase inspection list.
Generated from this 2018 4500's actual NHTSA complaint history — every item points at a documented failure pattern on this exact vehicle, not generic walkaround filler.
See the checklist ->
Honest Calculator
Should you buy an extended warranty on this 2018 4500?
We pulled the math: risk-weighted exposure, typical contract cost, and our verdict on whether coverage pencils out for this specific vehicle.
See the calculator ->

What owners are saying recent NHTSA-filed complaints · verbatim

2018 4500 · powertrain
4x4 drive shaft failed. While traveling on interstate the front drive shaft broke at the u-joint. I've only used the 4 wheel drive option 2-3 times and the transfer was in 2h at time of failure. Front aluminum wheels fractured. Both front wheels got hairline cracks. One…
10/08/2020 · at 165,000 mi · NHTSA ODI #11363348.0
2018 4500 · brakes
The Anti-Lock Brake(ABS) & Electronic Stability Control(ESC) warning lights will come on and off during normally driving conditions. When The ESC light comes on the cruise control is non functioning. If the cruise control is set when the warning light is off, the cruise will…
2018 4500 · brakes
The contact owns a 2018 Ram 4500. The contact stated that while driving 40 MPH, the check engine warning light and other unknown warning lights were illuminated, before the vehicle lost motive power. The vehicle was taken to a dealer, where it was diagnosed that the turbo had…
2018 4500 · brakes
The contact owns a 2018 Ram 4500. The contact received notification of NHTSA Campaign Number: 24V896000 (Service Brakes, Hydraulic); however, the part to do the recall repair was unavailable. The contact stated that the manufacturer had exceeded a reasonable amount of time for…
05/16/2025 · at 31,885 mi · NHTSA ODI #11661508.0 · see brakes pattern →
View all 8 owner complaints →
Had a problem with your 2018 RAM 4500? File a complaint with NHTSA → It's free and official — owner filings are what build the federal safety record behind this page.

Estimate your repair exposure

Drag to your current mileage. Numbers are derived from this vehicle's complaint history.

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At 80,000 miles
Likely repair cost in next 24 months
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Active recalls showing 1 of 1

severe NHTSA 18V277000 May 1, 2018

Chrysler (FCA US LLC) is recalling certain 2018 RAM 4500 and 5500 cab chassis trucks

If the ferrules corrode, the brake fluid may leak and cause a loss of braking, increasing the risk of a crash.

Fix: Chrysler will notify owners, and dealers will inspect the brake hoses and replace them if necessary, free of charge. The recall began June 19, 2018. Owners may contact Chrysler customer service at 1-800-853-1403. Chrysler's number for this recall is U41.

Under investigation 1 open at NHTSA

RQ Power Train › Automatic Transmission · opened July 2025

NHTSA has an open defect investigation covering this vehicle — the step that can precede a recall, not a finding of fault. RQ25003 on NHTSA →

How NHTSA investigations work, and what's open now →

Common questions

Is the 2018 RAM 4500 reliable?

Limited NHTSA data. Only 8 owner complaints have been filed for the 2018 RAM 4500, which is not enough for a meaningful reliability score. Active recalls (if any) are listed on this page and remain authoritative — those are verified defects regardless of complaint volume. For a confident reliability read we look for at least 10 owner complaints in the federal database.

Should you avoid the 2018 RAM 4500?

Only 8 NHTSA complaints on file — too few for a confident call. The 1 active recall above remain authoritative; read those first. We don't issue a buy/avoid verdict on the 2018 RAM 4500 without a meaningful complaint sample — doing so off a handful of filings would be guesswork.

What should I check before buying a used 2018 RAM 4500?

There isn't enough NHTSA complaint data on the 2018 RAM 4500 to flag a standout failure pattern. Run the VIN for open recalls — those are free to fix regardless of warranty — get a standard pre-purchase inspection, and ask the seller for service records.

Is the 2018 RAM 4500 a good used car to buy?

Hard to say from federal data alone — only 8 owner complaints have been filed. Lean on the recall list above, a pre-purchase inspection, and a vehicle-history report on the specific VIN. Our data tells you what the model is known for; a history report tells you what that exact car has been through.

What's the most common problem on the 2018 RAM 4500?

Based on NHTSA records, the most-reported issue is brakes, with 6 complaints filed. Typical failure occurs around 40,943 miles. Average repair cost runs about $450 at an independent shop.

What's the most expensive thing that goes wrong?

The brakes is one of the costlier repair items. Average repair cost runs about $450 at an independent shop. Typical failure occurs around 40,943 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.

How do I check if my RAM 4500 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 RAM 4500?

Hard to say from NHTSA data alone with only 8 complaints on file. A quality service contract runs $1,800–3,500 over 3 years. The decision comes down to your specific situation: vehicle cost, miles on it, how long you plan to keep it, and whether you can absorb a $3K–$8K repair without straining cashflow. With limited public data on this vehicle, lean on the recall list above and check owner forums before committing.

Related

Recall and complaint data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database, last synced 2 hours ago. Verify the raw federal record at nhtsa.gov/vehicle/2018/RAM/4500. Editorial commentary written by ProblemsByVin contributors and reviewed by ASE-certified mechanics. We are not affiliated with RAM. Some links on this page are affiliate links and we may earn a commission if you complete a quote or purchase.
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