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2018 BMW

740i

Auto (S8), 6 cyl, 3.0 L, Turbo

BMW 740i: best and worst years
2018 BMW 740i (photo 1 of 3)

Photo may show a different model year; you're viewing the 2018.

PhotoRudolf StrickerPublic domainWikimedia Commons

Overview

Body
Large CarsEPA, from EPA, last updated 6/22/2026
Drivetrain
Rear-Wheel DriveEPA, from EPA, last updated 6/22/2026
Transmission
Automatic (S8)EPA, from EPA, last updated 6/22/2026
Powertrain
GasEPA, from EPA, last updated 6/22/2026
Fuel
PremiumEPA, from EPA, last updated 6/22/2026

Engine & performance

HP
320
Axle ratio
3.08
Cyl
6EPA, from EPA, last updated 6/22/2026
Aspiration
TurbochargedEPA, from EPA, last updated 6/22/2026
Start-stop system
YesEPA, from EPA, last updated 6/22/2026

Efficiency

MPG Hwy
29 mpgEPA, from EPA, last updated 6/22/2026
MPG City
21 mpgEPA, from EPA, last updated 6/22/2026
MPG Comb
24 mpgEPA, from EPA, last updated 6/22/2026
Fuel $/yr
$3,200EPA, from EPA, last updated 6/22/2026
CO₂
372 g/miEPA, from EPA, last updated 6/22/2026
Eco Score
5/10EPA, from EPA, last updated 6/22/2026
Smog score
3/10
Elec. Range
0 miEPA, from EPA, last updated 6/22/2026
SmartWay certified
No

Dimensions & capacity

Pass. Vol
114 ft³EPA, from EPA, last updated 6/22/2026
Cargo Vol
14 ft³EPA, from EPA, last updated 6/22/2026

Safety NHTSA, model year

Stability control (ESC)
Standard
Forward-collision warning
Optional
Lane-departure warning
Optional
Recalls
0
Owner complaints
0

Known issues manufacturer service bulletins, model year

159 service bulletins filed with NHTSA for this model year

  • Mar 27, 2026SUSPENSIONB010522

    THE FRONT AND REAR AIR SUSPENSION STRUT ASSEMBLIES LIMITED WARRANTY FOR DEFECTS IN MATERIALS OR WORKMANSHIP HAS BEEN EXTENDED TO 8 YEARS /80,000 MILES AS DETERMINED FROM THE ORIGINAL IN-SERVICE DATE.

  • Feb 11, 2026SEATSB720125

    A situation may occur where the front passenger seat is not occupied; however, a “fasten seat belt” warning and a front passenger seat air bag deactivation message appears. If the situation is currently present, sit in the seat and move the seat to a slightly different position. The POL (Passenger Occupancy Light) light should now function correctly. In some cases, the Air bag Warning Light was illuminated, and the following Advanced Crash Safety Module (ACSM) fault is stored: 930A1C - Front pas

  • Nov 14, 2024ENGINEB010121

    For this vehicle, the engine coolant thermostat limited warranty for defects in materials or workmanship has been extended to 15 years/150,000 miles, as determined from the original in-service date.

  • May 2, 2024ENGINEB010224

    EVAP SYSTEM PURGE (VENT) VALVE EXT LTD WTY (ELW) 15/150

  • Mar 14, 2024EXTERIOR LIGHTINGB630418

    One or more of the LED daytime running lights are dim or discolored.

  • Jan 16, 2024ELECTRICAL SYSTEMB510819

    The basic conditions for initializing the power windows are not met.

  • Jan 11, 2024ELECTRICAL SYSTEMB611305

    The electrical system of BMW vehicles has been subject to an ongoing development process over the last few years. This has led to increased demands being placed on the battery. This document covers important information for the dealer on how to handle “discharged battery” complaints.

  • Jan 5, 2024EQUIPMENT:ELECTRICAL:INFOTAINMENTB610524

    The Central Information Display goes black intermittently due to resets of the Head Unit (HU-H3). FaultB7F8F9 – “HU-H: Reset” will be stored in the HU-H3.

  • and 151 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
4 yr / 50k mi
Roadside assistance
4 yr
Maintenance
3 yr / 36k mi
EV battery
8 yr / 100k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.