The worst 2008 Peterbilt 389K 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 3
Latches/locks/linkages: doors: latch
- What is wrong
- Paccar is recalling 6,169 my 2008 kenworth t300, t660, t800, t2000, w900 and c500 vehicles and my 2008-2009 peterbilt models 365, 367, 384, 387, 388, 389 and 389 kits. Certain door latch assemblies on these vehicles fail to conform to the requirements of federal motor vehicle safety standard no. 206, 'door locks and door retention components." the rotor in some of these door latch assemblies did not receive the proper heat treatment and may be soft.
- Risk
- In the event of a crash, force could cause the rotor to crack and the door would not have primary or secondary closing security which could possibly lead to injury of the vehicle occupant.
- Remedy
- Paccar is working with trimark and will inspect and replace the door latch if it is found to be defective. The recall began on march 14, 2008. Owners may contact kenworth at 1‑425‑828‑5440 or peterbilt at 1‑940‑591‑4196.
Recall number 08V065000 · Recall details
Service brakes, air: supply: hoses, lines/piping, and fittings
- What is wrong
- Certain trucks equipped with eaton synflex eclipse brand extruded nylon air brake hose tubing fail to comply with the requirements of federal motor vehicle safety standard no. 106, "brake hoses." the tubing was manufactured with only four layers of nylon material, instead of the specified five layers.
- Risk
- The diameter of the hose affects the fittings which may allow air to leak from the brakes and create the potential for a vehicle crash.
- Remedy
- Dealers will inspect the air brake hoses and, if necessary, replace the hoses. The recall began on february 22, 2008. Owner notification schedule for this campaign. Owners may contact kenworth at 1‑425‑828‑5440 or peterbilt at 1‑940‑591‑4196.
Recall number 08V002000 · Recall details
Steering: gear box: shaft sector
- What is wrong
- On certain kenworth and peterbilt heavy duty trucks equipped with tas-85 trw steering gears, the inner surface of the outer sector shaft teeth of the steering gears may have an incorrect involute profile, which may lead to chipping and damage of the gearing system.
- Risk
- This type of damage may cause a "bind/stick" condition in the vehicle steering during a turn increasing the risk of a crash.
- Remedy
- Dealers will repair and replace any suspect tas-85 steering gear assembly free of charge. The recall began on january 9, 2008. Owners may contact kenworth at 425‑828‑5440 and peterbilt at 940‑591‑4201.
Recall number 07V591000 · Recall details
See all 3 recalls for the 2008 Peterbilt 389K
Defect investigations
Horton Fan Hub Failures
PACCAR is conducting an Owner Notification Program (ONP) for select vehicles within the subject and peer populations.The ONP are attached to the closing report and can be found in the federal safety agency Technical Service Bulletin (TSB) database. (TSB: 10033585, 10033584)See Closing report for investigation details.
EA09008
Technical service bulletins for the 2008 Peterbilt 389K 17
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: For all conventional models, except 387/587, equipped with Side-of-Cab (“SOC”) exhaust and...
- Information Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure...
- Information only: Hendrickson Softek front axle maintenance intervals and requirements.
- 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: Vehicles may have the connector seal on the wheel speed sensor incorrectly installed,...
- Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal...
- Information Only
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Questions about the 2008 Peterbilt 389K
Is the 2008 Peterbilt 389K reliable?
Owners have filed 0 complaints about the 2008 Peterbilt 389K.
What is the most common problem with the 2008 Peterbilt 389K?
There are not enough complaints to tell.
How many recalls does the 2008 Peterbilt 389K have?
3 recalls, covering latches/locks/linkages, service brakes, air and steering.
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