Chrysler Jeep 300 Service Schedule: Intervals, Costs & What's Critical

Chrysler Jeep 300 service: key facts

Oil service every 10,000 miles or 1 year
Basic service costs £80–£220 depending on garage
Automatic transmission fluid: £200–£300 — don't skip this one
1 generation from 2005 to 2010
8 tracked service items across routine, major, and periodic schedules

Routine service items

These are the items covered in a standard service. Most garages include oil, oil filter and a basic inspection. The rest are typically checked or replaced on a schedule.

Service item	Interval	Typical cost
Engine oil and filter Manufacturer specifies 10,000 miles or 12 months. LX	10,000 miles or 1 year	£80–£120 Dealer: £150–£220
Air filter Replace every 30,000 miles or 3 years. Check more frequently in dusty conditions. Clogged filter reduces performance and increases fuel consumption. LX	30,000 miles or 3 years	£25–£40 Dealer: £50–£80
Cabin pollen filter Replace every 20,000 miles or 2 years. Located behind glove box. Clogged filter reduces HVAC efficiency and air quality. LX	20,000 miles or 2 years	£40–£60 Dealer: £70–£100
Fuel filter Diesel engines only. Replace every 30,000 miles. Located in fuel tank on most variants. Clogged filter causes loss of power and rough running. LX	30,000 miles or 3 years	£150–£250 Dealer: £300–£450

Major service items

These are the big-ticket items. Miss them and you risk engine or gearbox damage. The costs are higher but the consequences of skipping are much worse.

Service item	Interval	Typical cost
Automatic transmission fluid Manufacturer claims lifetime fill but specialists recommend 60,000 mile changes. Use ATF+4 specification fluid only. Filter replacement recommended at same interval. LX	60,000 miles or 6 years	£200–£300 Dealer: £400–£600

Periodic maintenance

Items that don't need doing at every service but should be on your radar at the right mileage or age.

Service item	Interval	Typical cost
Brake fluid Replace every 2 years regardless of mileage. Brake fluid absorbs moisture which reduces boiling point and causes corrosion. Use DOT 3 brake fluid. LX	2 years	£60–£90 Dealer: £100–£150
Coolant flush Replace every 100,000 miles or 10 years with OAT coolant. System uses HOAT (Hybrid Organic Acid Technology) coolant - do not mix with conventional green coolant. LX	100,000 miles or 10 years	£100–£150 Dealer: £180–£250
Spark plugs Petrol engines only. Replace every 30,000 miles. HEMI V8 engines use 16 spark plugs. Use copper core plugs as specified - platinum plugs can cause misfires. LX	30,000 miles or 3 years	£80–£150 Dealer: £150–£300

Known issues to watch for

The most common problems reported on the Chrysler Jeep 300, ranked by severity.

dangerous

Steering ball joint wear (LX)

The Chrysler 300 diesel variants show excessive wear in steering ball joints, failing MOT tests at 30 times the fleet average rate.

dangerous

Wheel bearing wear (LX)

The Chrysler 300 diesel variants show wheel bearing failure at 15.7 times the fleet average rate.

major

Parking brake efficiency failure (LX)

The Chrysler 300 diesel variants suffer from widespread parking brake system deterioration, with MOT data showing failure rates 35 times higher than the fleet average.

major

Electronic stability control malfunction (LX)

The Chrysler 300 diesel variants experience Electronic Stability Control system malfunctions at The ESP system relies on multiple wheel speed sensors, steering angle sensors, and lateral acceleration sensors which are prone to failure.

1 more known issues tracked. Check a specific car's history to see what matters for its age and mileage.

Check a Chrysler Jeep 300's service history

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Chrysler Jeep 300 service FAQs

How often should a Chrysler Jeep 300 be serviced?

A Chrysler Jeep 300 should have an oil service every 10,000 miles or 1 year, whichever comes first. Manufacturer specifies 10,000 miles or 12 months.

How much does a Chrysler Jeep 300 service cost?

A basic service at an independent garage typically costs £80–£120. Main dealer servicing is usually £150–£220. Major items like timing belts or gearbox services cost significantly more.

Can I service a Chrysler Jeep 300 at an independent garage?

Yes. Under UK consumer law, using an independent garage does not void your manufacturer warranty, provided they use parts meeting the manufacturer's specification and follow the correct schedule. However, independent services won't appear in the franchised dealer digital records.

Chrysler Jeep 300 Service Schedule & Costs