Model-year warranty research

Is an Extended Warranty Worth It for a 2021 BMW 740i?

Review estimated repair costs, owner complaints, recalls and manufacturer communications for this model year. The records describe submitted cases; they do not tell you how likely a failure is.

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1complaint reports

2recall campaigns

157manufacturer communications

3leading reported components

Animated diagnostic view representing the 2021 BMW 740i

Model-year records

What the 2021 record can and cannot say

Compared with other BMW 740i years here, the 2021 total is about 1 reports below the median complaint count in these records. Its raw count is 1, with no denominator for vehicles sold.

Forward Collision Avoidance: Warnings is the most common displayed tag, with 1 reports. Its 100% share describes submitted complaints, not all vehicles on the road.

Engine replacement or major internal repair has the highest midpoint estimate for parts alone, at $7,000. Local labor adds to the bill, while claim rules can limit what the plan pays.

Sources and methods

What each source tells you

NHTSA records: 1 submitted complaints, 2 recalls and 157 manufacturer communications. These are report counts, not failure probabilities.

EPA vehicle details: 2 matched fuel-economy configurations help us leave out repairs for equipment this model year does not have.

Repair-cost estimates: We model 32 applicable repairs beyond normal wear items, using published benchmarks where available plus parts and independent-shop labor assumptions. These ranges are not dealer quotes, repair-shop quotes or invoices.

Read the full research and repair-cost methodology.

Vehicle configuration

2021 EPA specification range

The official dataset contains 2 matched configurations for this model year. The range reflects trim and drivetrain choices, not changes to the complaint count.

Vehicle classLarge car

Fuel choicesGasoline

Drive layoutsAll-wheel drive and Rear-wheel drive

Engine range3 L; 6 cylinders

EPA efficiency23 to 25 mpg

Transmission typesAutomatic

EPA figures vary by configuration. Confirm the exact engine, drive layout and fuel system from the VIN or original window sticker. Source: FuelEconomy.gov vehicle data, updated 2026-08-07.

Estimated repair bills

Major repair cost range

These ranges combine parts and labor benchmarks with modeled independent-shop rates for Dallas, TX. We adjust supported repairs using published estimates for this model and leave out repairs that do not fit its model-year specifications.

Repair	System	Estimated range
Engine replacement or major internal repair	Engine	$5,860-$16,847
Transmission replacement	Transmission	$3,492-$11,122
Transfer case replacement	Driveline	$2,044-$8,129
Turbocharger replacement	Turbo and Supercharger	$1,520-$6,465
Head gasket replacement	Engine	$2,286-$3,619
Timing chain replacement	Engine	$1,895-$2,968
Catalytic converter replacement	Exhaust and emissions	$2,241-$2,517
Steering rack replacement	Steering	$2,164-$2,584
Strut and control arm repair	Suspension	$946-$4,495
Fuel injector set replacement	Fuel System	$772-$4,607

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Use these repair estimates and records to check which coverage matters for your car. Then compare plan prices, deductibles and covered repairs on Chaiz.

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$5,860-$16,847 largest modeled range shownEstimated repair cost, not a shop quote or a prediction.

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What brings you here?

Planning aheadI already have a problem

Before choosing a plan: confirm coverage for the expensive systems on your vehicle and the cause of failure. Compare the full price, deductible, term and mileage limit alongside the payment.

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Compare plans & prices on Chaiz We may earn a commission if you buy through this link. How we are paid. Eligibility and contract terms vary. Chaiz is a marketplace, not the claims payer. Not available for direct purchase in California.How Chaiz works · source checked September 3, 2026

Symptoms, recalls and source documents

Research 2021 BMW 740i problems before choosing coverage

FixCatalogue links to symptom descriptions, documented conditions and the original recall or manufacturer sources. Read those details when researching a problem; a complaint count alone cannot tell you which part to replace or whether a contract will pay.

No matching editorial file is included in this source-link snapshot. That is a gap in this index, not evidence that the vehicle has no problems. The live lookup can still search federal records.

Check coverage for the current problem first

Get the current problem diagnosed and check factory coverage or recall remedies first. A new vehicle service contract generally excludes pre-existing conditions. Set those costs aside when comparing coverage for future eligible failures.

Research this vehicle on FixCatalogue

The source layer includes FixCatalogue's public index and factual metadata for 1,221 canonical issue records, retrieved 2026-09-03. It does not copy full articles, images, owner counts or private APIs. Recall and complaint counts remain our separately dated NHTSA snapshot and may differ from live results.

Compare years

Other BMW 740i model years

20260 reports · 0 recalls 20250 reports · 3 recalls 20243 reports · 6 recalls 202311 reports · 9 recalls 20220 reports · 0 recalls 20211 reports · 2 recalls 20201 reports · 2 recalls 20194 reports · 1 recalls 20185 reports · 0 recalls 20177 reports · 0 recalls 201612 reports · 0 recalls 20151 reports · 1 recalls

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