Home › Guides › BMW E90 vs F30: Repair Costs Compared

BMW E90 vs F30: Repair Costs Compared

The E90 list centers on the N52 and N54 sixes, hydraulic power steering, cooling parts and bearings. The F30 list adds the N20 timing chain, the coolant expansion tank, the electric steering rack and xDrive parts. Each item below links to its own owner-reported prices, and we do not total them.

Last updated · By BimmerQuote (how we build guides) · Costs on this page come from the linked repair pages, each citing its sources.

E90: engines and cooling

The N52 and N54 items include the oil filter housing gasket (Oil Filter Housing Gasket (OFHG)), the valve cover (Valve Cover / Valve Cover Gasket), the electric water pump (Electric Water Pump + Thermostat), the radiator (Radiator Replacement (E9x)) and the heater core (Heater Core Replacement). See BMW E90 repair costs and the BMW E90 3 Series Buying Guide: What It Costs to Fix.

E90: steering, bearings and mounts

Hydraulic power steering (E90 Power Steering Hoses & Pump), wheel bearings (Front Wheel Bearing / Hub) and engine mounts (Engine Mounts).

F30: engine, cooling and fuel

The N20 timing chain (N20 Timing Chain & Guides), the coolant expansion tank and lines (F30 Coolant Expansion Tank & Coolant Lines) and the in-tank fuel pump (Low Pressure Fuel Pump (In-Tank)). See BMW F30 repair costs and the BMW F30 3 Series Buying Guide: What It Costs to Fix.

F30: steering and xDrive

The electric steering rack (Electric Steering Rack (F30)), xDrive CV axles (xDrive Front CV Axles) and the transfer case actuator (Transfer Case Actuator (xDrive VTG)).

Common questions

Which is cheaper to maintain, an E90 or an F30?

We do not compare totals. Each repair has its own range, for example: N20 Timing Chain & Guides on a BMW with the N20 engine typically costs $2,000–$9,700 at an independent shop, $3,500–$7,000 at a BMW dealer, or $1,000–$1,700 in parts DIY, based on 14 real owner-reported prices.

How much is an E90 heater core?

Heater Core Replacement on a BMW E90/E92 typically costs $635–$2,900 at an independent shop, $2,499 at a BMW dealer, or about $400 in parts DIY, based on 4 real owner-reported prices.

How much is an F30 steering rack?

Electric Steering Rack (F30) on a BMW F30/F31/F32 typically costs $2,000 at an independent shop or $11,600 at a BMW dealer, based on 2 real owner-reported prices.

How much are xDrive CV axles?

xDrive Front CV Axles on a BMW F30/F32/G20/G22 and similar models typically costs $4,500 at an independent shop or about $2,000 in parts DIY, based on 2 real owner-reported prices.

Where this comes from

Every cost on this page is pulled from these repair pages, which list the price, the forum or shop source and the details for each report. This guide adds no prices of its own.

Get one big BMW repair breakdown a week

Dealer vs indy vs DIY. Free. No spam.

Embed not loading? Subscribe on beehiiv →

Need quotes from local BMW shops?Get free quotes →