BMW 420i Gran Coupe Service & Repair Manual 2016–2021

Service and repair manuals for 5 model years of the BMW 420i Gran Coupe, 2016 to 2021. Each manual is matched to one exact year — the specifications and procedure sequences are the ones BMW published for that year's engine and trim, not values carried across the whole production run.

Engines across the range: 2.0L I4 — 122 cu in, DOHC, turbocharged.

01 / Model yearsChoose your 420i Gran Coupe year

YearPriceRecallsEnginesTrims
2021 $40.99 2.0L I4 Base Hatchback 4-Door select
2020 $40.99 2.0L I4 Sport Line Hatchback 4-Door · Executive Hatchback 4-Door select
2019 $40.99 2.0L I4 Sport Line Hatchback 4-Door · Executive Hatchback 4-Door select
2018 $40.99 2.0L I4 Sport Line Hatchback 4-Door · Executive Hatchback 4-Door select
2016 $40.99 2.0L I4 Base Hatchback 4-Door select

Related BMW models: BMW 420i 2016–2020

02 / Other yearsOther 420i Gran Coupe years

2021 BMW 420i Gran Coupe · $40.99 select →

Engines: 2.0L I4 — 122 cu in, DOHC, turbocharged. Trims: Base Hatchback 4-Door.

No recalls on federal record for the 2021 420i Gran Coupe.

2020 BMW 420i Gran Coupe · $40.99 select →

Engines: 2.0L I4 — 122 cu in, DOHC, turbocharged. Trims: Sport Line Hatchback 4-Door · Executive Hatchback 4-Door.

No recalls on federal record for the 2020 420i Gran Coupe.

2019 BMW 420i Gran Coupe · $40.99 select →

Engines: 2.0L I4 — 122 cu in, DOHC, turbocharged. Trims: Sport Line Hatchback 4-Door · Executive Hatchback 4-Door.

No recalls on federal record for the 2019 420i Gran Coupe.

2018 BMW 420i Gran Coupe · $40.99 select →

Engines: 2.0L I4 — 122 cu in, DOHC, turbocharged. Trims: Sport Line Hatchback 4-Door · Executive Hatchback 4-Door.

No recalls on federal record for the 2018 420i Gran Coupe.

2016 BMW 420i Gran Coupe · $40.99 select →

Engines: 2.0L I4 — 122 cu in, DOHC, turbocharged. Trims: Base Hatchback 4-Door.

No recalls on federal record for the 2016 420i Gran Coupe.

03 / OwnershipOwn it — don't rent it

OptionWhat you payAfter a year
eManualStore 420i Gran Coupe manual$40.99 onceStill yours
Per-vehicle online subscriptionfrom $29 / year, renewingPay again or lose access
Library membership services$33 / month, capped$396 spent, nothing kept
Professional shop databases$499–$2,388 / yearRenew or lose access

Competitor figures as published on their sites, August 2026.

FAQQuestions about the 420i Gran Coupe manual

Which 420i Gran Coupe years does this manual cover?

Every year from 2016 to 2021 — 5 separate manuals, one per model year. Pick your year in the selector; the manual you receive is matched to that exact year, engine and trim.

Is this the OEM BMW 420i Gran Coupe manual or an aftermarket guide?

The OEM version. It carries the procedures, specifications, torque values and wiring diagrams BMW published for the 420i Gran Coupe, organized by system — not a condensed aftermarket summary.

Does it include 420i Gran Coupe wiring diagrams?

Yes. Full wiring diagrams are part of every 420i Gran Coupe manual, alongside repair procedures, specifications and diagnostic information.

Why do some 420i Gran Coupe years cost more?

Every 420i Gran Coupe year is $40.99.

Is this a subscription?

No. One payment, and the manual is yours to keep — unlike per-vehicle subscriptions that renew every year.

How do I get the manual after purchase?

It is a digital manual — nothing ships. Access details arrive by email right after checkout, and you can use it on any device.

RelatedSame-era BMW manuals

By year: 2021 · 2020 · 2019 · 2018 · 2016