Vehicle Data Hub

2018 Ram 3500 electrical system problems

137 complaints about electrical system have been filed for the 2018 Ram 3500, which is 12% of all its NHTSA complaints. It is the 2nd most reported problem area for this model year.

At a glance

Complaints
137 12% of this year's complaints
Typical mileage
44,000 miles 15 complaints with mileage
Crashes and fires
1 and 1
Injuries and deaths
0 and 0

Source: NHTSA owner complaints

When electrical system problems show up

Electrical system complaints by mileage, 2018 Ram 3500 Complaints by odometer reading in 20,000-mile steps. The median is about 44,000 miles. 0k to 20k miles: 5 complaints 20k to 40k miles: 1 complaints 40k to 60k miles: 3 complaints 60k to 80k miles: 2 complaints 80k to 100k miles: 0 complaints 100k to 120k miles: 1 complaints 120k to 140k miles: 1 complaints 140k to 160k miles: 0 complaints 160k to 180k miles: 1 complaints 180k to 200k miles: 0 complaints 200k+ miles: 1 complaints 040k80k120k160k200k miles Typical: 44,000 miles
Based on 15 complaints that include mileage. 60% were reported before 60,000 miles. The amber marker shows the median: half of these complaints happened before that mileage.
View the numbers
MileageComplaints
0k to 20k miles5
20k to 40k miles1
40k to 60k miles3
60k to 80k miles2
80k to 100k miles0
100k to 120k miles1
120k to 140k miles1
140k to 160k miles0
160k to 180k miles1
180k to 200k miles0
200k+ miles1

What the data shows

Of the 15 electrical system complaints that report mileage, the median is about 44,000 miles, and 60% were reported before 60,000 miles.

These complaints mention 1 crash, 1 fire.

What owners wrote

The contact owns a 2018 RAM 3500. The contact stated while attempting to start the vehicle, the contact noticed an abnormal cracking sound and smoke coming from the engine compartment. The contact inspected and used a fire extinguisher to slow the smoke and electrical sparks down. The contact did not notice any fire. The fire department arrived and disconnected the electrical cables to prevent further damage. The contact stated that the vehicle was inoperable.

Reported at 23,000 miles, May 2026 Fire

Tl* the contact owns a 2018 ram 3500. The contact noticed white powder coming from the vents when the air coditioner was activated. The dealer further stated that the dashboard and center consule needed to be removed in order to remove the evaporator coil the manufacturer was contacted. The contact also stated that the failure was exerienced in the 2014 and 2015 models. The vehicle was not repaired. The failure mileage was 6,000.

Reported at 6,000 miles, June 2019

Other problems reported for the 2018 Ram 3500

Electrical system problems in other years

Electrical system problems across all Ram models