2018 Subaru Legacy

2018 Subaru Legacy

The 2018 Subaru Legacy is a midsize sedan available with two engine options: 2.5L H4 and 3.6L H6. Both come with a CVT transmission. The 2.5L engine produces 175 horsepower and 174 lb-ft of torque, while the 3.6L produces 256 horsepower and 247 lb-ft of torque. The Legacy is praised for its spacious interior, smooth ride, and standard all-wheel drive, but some owners have reported issues with the vehicle.

Engine

2.5L H4

• Piston Ring Failure: Piston rings can fail, leading to excessive oil consumption and engine damage. Symptoms include blue smoke from the exhaust and a loss of power. Solution: Engine rebuild or replacement. Estimated Cost to Fix: $2,000 - $5,000+
• Timing Chain Tensioner Failure: Timing chain tensioner can fail,导致链条跳齿，从而损坏阀门。症状包括发动机异响和失去动力。解决方案：更换正时链条和张紧器。估计维修费用：1000-2000美元+

3.6L H6

• Head Bolt Failure: Head bolts can stretch or break, leading to a head gasket leak. Symptoms include coolant leaks, overheating, and white smoke from the exhaust. Solution: Replace head bolts and head gaskets. Estimated Cost to Fix: $1,500 - $2,500+.
• Intake Valve Sticking: Intake valves can stick open, causing a loss of power and a rough idle. Solution: Clean or replace intake valves. Estimated Cost to Fix: $500 - $1,000.

Transmission

CVT

• Slipping Transmission: CVT can slip, causing a loss of power and difficulty shifting. Solution: Replace CVT. Estimated Cost to Fix: $3,000 - $5,000+.

Suspension

• Strut Mount Failure: Strut mounts can fail, leading to a clunking noise and poor handling. Solution: Replace strut mounts. Estimated Cost to Fix: $200 - $500.

Electrical

• Battery Drain: Battery can drain quickly due to a faulty parasitic draw. Solution: Locate and fix parasitic draw. Estimated Cost to Fix: $100 - $500.
• Headlight Failure: Headlights can fail prematurely. Solution: Replace headlights. Estimated Cost to Fix: $200 - $500.

Exterior

• Windshield Cracking: Windshield can crack easily due to road debris. Solution: Replace windshield. Estimated Cost to Fix: $500 - $1,000+.

Interior

• Dashboard Rattling: Dashboard can rattle due to loose components. Solution: Tighten loose components. Estimated Cost to Fix: $100 - $500.
• Center Console Squeaking: Center console can squeak when pressed. Solution: Lubricate or replace center console. Estimated Cost to Fix: $100 - $200.

Summary

The 2018 Subaru Legacy has a number of potential issues that can range in severity and cost to fix. Engine problems, such as piston ring failure and head bolt failure, are the most serious and expensive to repair. However, issues such as dashboard rattling and center console squeaking are less severe and less costly to fix. Overall, the Legacy is a reliable vehicle, but owners should be aware of the potential issues that may arise.