2016 BMW 435i Gran Coupe

Here’s a breakdown of common issues and complaints reported by owners of the 2016 BMW 435i Gran Coupe, categorized by major components and engine/transmission options. The 2016 BMW 435i Gran Coupe is praised for its sleek styling, sporty handling, and comfortable ride. However, some owners have reported experiencing a variety of issues. Available engines included the 2.0L Turbocharged Inline-4 (428i) and the 3.0L Turbocharged Inline-6 (435i) engine producing 300 hp and 300 lb-ft of torque. Transmission options included a 8-speed automatic and a 6-speed manual. Common complaints include electrical glitches, occasional engine issues, and problems with the cooling system.

Engine

3.0L Turbocharged Inline-6 (N55)

• Oil Filter Housing Gasket Leak
  • Description/Symptoms: Oil leak near the top front of the engine. Burning oil smell. Low oil levels.
  • Solution: Replace the oil filter housing gasket.
  • Estimated Cost to Fix: $300 - $500+
  • Recalls: None Found
• Valve Cover Gasket Leak
  • Description/Symptoms: Oil leak near the valve cover. Burning oil smell.
  • Solution: Replace the valve cover gasket.
  • Estimated Cost to Fix: $400 - $700+
  • Recalls: None Found
• VANOS Solenoid Issues
  • Description/Symptoms: Rough idling, decreased performance, check engine light.
  • Solution: Clean or replace the VANOS solenoids.
  • Estimated Cost to Fix: $200 - $600+
  • Recalls: None Found

Cooling System

• Coolant Leaks
  • Description/Symptoms: Coolant leaks, low coolant level, overheating. Common leak points include the expansion tank, water pump, and hoses.
  • Solution: Replace damaged components (expansion tank, water pump, hoses, etc.).
  • Estimated Cost to Fix: $200 - $800+ depending on the component.
  • Recalls: None Found

Transmission

8-Speed Automatic (GA8HP45Z)

• Mechatronic Sleeve Leak
  • Description/Symptoms: Transmission fluid leak, difficulty shifting, rough shifting.
  • Solution: Replace the mechatronic sleeve.
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found
• Valve Body Issues
  • Description/Symptoms: Harsh shifting, delayed engagement, slipping.
  • Solution: Valve body replacement or rebuild.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

Suspension

• Control Arm Bushings
  • Description/Symptoms: Clunking noise from the front suspension, especially over bumps. Loose steering.
  • Solution: Replace worn control arm bushings.
  • Estimated Cost to Fix: $300 - $600+ per side
  • Recalls: None Found
• Strut Mounts
  • Description/Symptoms: Creaking or groaning noise from the front suspension, especially when turning.
  • Solution: Replace worn strut mounts.
  • Estimated Cost to Fix: $300 - $500+ per side
  • Recalls: None Found

Electrical

• iDrive System Issues
  • Description/Symptoms: Freezing, rebooting, or malfunctioning iDrive screen.
  • Solution: Software update, replacement of iDrive module if necessary.
  • Estimated Cost to Fix: $100 - $1,500+ depending on the issue.
  • Recalls: None Found
• Battery Drain
  • Description/Symptoms: Dead battery after short periods of inactivity.
  • Solution: Diagnose and repair parasitic drain. Could be caused by faulty modules or accessories.
  • Estimated Cost to Fix: $100 - $500+ depending on the source of the drain.
  • Recalls: None Found
• Door Lock Actuators
  • Description/Symptoms: Door locks not working, intermittent locking/unlocking, or unusual noises when locking/unlocking.
  • Solution: Replace faulty door lock actuator(s).
  • Estimated Cost to Fix: $200 - $400+ per door.
  • Recalls: None Found

Interior

• Sunroof Issues
  • Description/Symptoms: Sunroof not opening or closing properly, unusual noises, or leaks.
  • Solution: Repair or replace sunroof motor, track, or seals.
  • Estimated Cost to Fix: $300 - $1,000+ depending on the issue.
  • Recalls: None Found

Summary

The 2016 BMW 435i Gran Coupe, while a stylish and enjoyable vehicle, can present owners with a range of potential issues. Engine problems like oil leaks are relatively common and can be moderately expensive to repair. Transmission issues, particularly with the automatic transmission, can be more serious and costly. Electrical glitches with the iDrive system and battery drain are also frequently reported. While the vehicle does not have any major recalls, it is important to be aware of these potential problems when considering the purchase of a used 2016 BMW 435i Gran Coupe. Pre-purchase inspection by a qualified mechanic is highly recommended.