The worst 2012 Kenworth K300 problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
Problems by type
Tap a problem to see which part fails, at what mileage and in which other years.
Recalls 1
Electrical system: 12v/24v/48v battery
- What is wrong
- PACCAR Incorporated (PACCAR) is recalling certain 2012 through 2014 model year Kenworth K300 and Peterbilt 210 and 220 chassis equipped with Sure Power-brand battery equalizers or DC-DC converters containing a particular epoxy sealing, aka 'potting', compound. The specific potting compound used in the subject products for electrical insulation was found to be capable of conducting electricity after being exposed to heat.
- Risk
- If the potting compound is exposed to heat and conducts electricity, there is an increased risk of a vehicle fire and personal injury.
- Remedy
- PACCAR will notify owners, and dealers will replace the defective component with a new battery equalizer or DC-DC converter, free of charge. The recall began on March 31, 2014. Customers may contact PACCAR at 1‑425‑468‑7400. Kenworth's number for this recall is 14KWD. Peterbilt's number for this recall is 1213J.
Recall number 14V014000 · Recall details
Technical service bulletins for the 2012 Kenworth K300 9
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- "Kenworth: Dealers should check the chassis list and SIR weekly for VIN changes
- Information Only – Windshield washer pumps have a high No Trouble Found rate
- Fix-As-Fail
- Information Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure...
- Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment...
- Information Only – Vehicles may have the connector seals on the wheel speed sensor incorrectly installed,...
- Information Only
- Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal...
- Information Only â This bulletin provides information about the California Air Resources Board (CARB)...
Compare the 2012 Kenworth K300
Other model years
Questions about the 2012 Kenworth K300
Is the 2012 Kenworth K300 reliable?
Owners have filed 0 complaints about the 2012 Kenworth K300.
What is the most common problem with the 2012 Kenworth K300?
There are not enough complaints to tell.
How many recalls does the 2012 Kenworth K300 have?
1 recall, covering electrical system.
VIN decoder
See the problems and recalls for an exact car
Buying a used 2012 Kenworth K300?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history