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ProblemsByVin File / 2021-RAM-3500 NHTSA data synced 4 days ago
2021 · RAM

RAM 3500 problems

61 owner complaints and 1 active recall campaign on file. Here's the breakdown — what's serious, what's noise, what a working mechanic would actually do about it.

0 5 10
Reliability score
7.8 / 10

Solid reliability overall. Common issues are concentrated in a few systems.

0
Critical
1
Severe
0
Moderate
Should you avoid this 2021 3500?
Generally reliable

Buyable on the data — keep up the usual maintenance and inspect normally.

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 6 categories with 3+ complaints

electrical
13 reports · fails ~27,500 mi · avg $850
severe
powertrain
11 reports · fails ~62,000 mi · avg $2,500
severe
engine
9 reports · fails ~144,500 mi · avg $3,100
severe
wheels
5 reports · fails ~58,000 mi · avg $400
moderate
brakes
4 reports · avg $450
moderate
tires
3 reports · avg $150
moderate
Buyer's checklist
Going to look at one? Use the pre-purchase inspection list.
Generated from this 2021 3500'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 2021 3500?
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

2021 3500 · electrical
The contact owns a 2021 Ram 3500. The contact received notification of NHTSA Campaign Number: 23V060000 (Electrical System) however, the part to do the recall repair was not yet available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the…
2021 3500 · electrical
I've had a recall on this truck for years? No parts or fix available. Why?! This needs to be fixed. Who do I cpmlain to?
2021 3500 · suspension
Went in for warranty repair for a recall of the lug nuts and wheel stud to find the dealership claimed they did the recall but committed fraud and actually didn’t. Went to pick up vehicle and go directly to Discount Tire for a tire rotation to find the lug nut and wheel stud…
11/27/2022 · NHTSA ODI #11495039.0
2021 3500 · electrical
While driving my truck I noticed my mpg gauge was showing 0 mpg. Then I realized my "miles to go" gauge was reading "low" even though I had plenty of fuel in the tank and my fuel gauge was showing 3/4 full. Even though I use my truck as a commercial vehicle, and drive coast to…
View all 61 owner complaints →
Had a problem with your 2021 RAM 3500? 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.

0 mi 200k mi
At 80,000 miles
Likely repair cost in next 24 months
$0

Active recalls showing 1 of 1

severe NHTSA 21V398000 May 27, 2021

Chrysler (FCA US, LLC) is recalling certain 2012-2021 RAM 3500, 3500 Cab Chassis, 4500 Cab Chassis, and 5500 Cab Chassis vehicles

Wheel separation can cause a vehicle crash.

Fix: Dealers will update the torque specification in the owner's manual and other published service documents. Dealers will also inspect the vehicle's wheel studs, replacing them if necessary, free of charge. Owner notification letters were mailed on November 30, 2021. Campaign Y36 owner notification letters were mailed on November 30, 2021. Campaign Y26 owner notification letters were mailed on December 1, 2021. Owners may contact FCA US customer service at 1-800-853-1403. FCA US's numbers for this recall are Y26 and Y36.

Under investigation 1 open at NHTSA

EA Fuel System, Diesel › Delivery · opened March 2023

NHTSA has an open defect investigation covering this vehicle — the step that can precede a recall, not a finding of fault. EA23001 on NHTSA →

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

Common questions

Is the 2021 RAM 3500 reliable?

Mostly yes. With a reliability score of 7.8 out of 10 based on 61 owner complaints filed with NHTSA, the 2021 RAM 3500 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 2021 RAM 3500?

On the NHTSA data, the 2021 RAM 3500 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 7.8/10 — above the segment average; 1 recall campaign on file. This is our read of the federal complaint and recall data — not a substitute for a pre-purchase inspection.

What's the most common problem on the 2021 RAM 3500?

Based on NHTSA records, the most-reported issue is electrical, with 13 complaints filed. Typical failure occurs around 27,500 miles. Average repair cost runs about $850 at an independent shop.

What's the most expensive thing that goes wrong?

The electrical is one of the costlier repair items. Average repair cost runs about $850 at an independent shop. Typical failure occurs around 27,500 miles. Catching early warning signs can sometimes extend life by 20–30,000 miles.

How do I check if my RAM 3500 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 2021 RAM 3500?

Math is straightforward: a quality service contract runs $1,800–3,500 over 3 years. With 61 complaints on file and the costliest repair averaging $850, 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.

Related

Recall and complaint data sourced from the National Highway Traffic Safety Administration (NHTSA) public records database, last synced 4 days ago. Verify the raw federal record at nhtsa.gov/vehicle/2021/RAM/3500. 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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