Buick Regal TourX Service & Repair Manual 2018–2020

Service and repair manuals for 3 model years of the Buick Regal TourX, 2018 to 2020. Each manual is matched to one exact year — the specifications and procedure sequences are the ones Buick 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.

Federal safety record, all years: 0 recalls, 44 owner complaints and 520 technical service bulletins are logged for the Regal TourX. Refreshed 2026-08-21.

01 / Model yearsChoose your Regal TourX year

YearPriceRecallsEnginesTrims
2020 $49.99 2.0L I4 Preferred Wagon 4-Door · Essence Wagon 4-Door · Base Wagon 4-Door select
2019 $49.99 2.0L I4 Preferred Wagon 4-Door · Essence Wagon 4-Door · Base Wagon 4-Door select
2018 $49.99 2.0L I4 Preferred Wagon 4-Door · Essence Wagon 4-Door · Base Wagon 4-Door select

Related Buick models: Buick Regal 1982–2017

02 / InsideSample pages

From the 2020 Regal TourX manual.

2020 Buick Regal TourX service manual page 12020 Buick Regal TourX service manual page 22020 Buick Regal TourX service manual page 32020 Buick Regal TourX service manual page 42020 Buick Regal TourX service manual page 52020 Buick Regal TourX service manual page 6

03 / ContentsWhat the manual covers

  • Quick Lookups 869
  • General Information 1,908
  • Accessories & Equipment 9,248
  • Heating, Ventilation & A/C (HVAC) 308
  • Body & Frame 2,872
  • Maintenance 15
  • Brakes 1,055
  • Restraints 337
  • Drivelines & Axles 174
  • Steering 378
  • Electrical 4,628
  • Suspension 326
  • Engine Mechanical 980
  • Transmission 735
  • Engine Performance 3,001
  • First Pass 150
  • Pass Loosen 45
  • Final Pass 250

04 / Other yearsOther Regal TourX years

2020 Buick Regal TourX · $49.99 select →

Engines: 2.0L I4 — 122 cu in, DOHC, turbocharged. Trims: Preferred Wagon 4-Door · Essence Wagon 4-Door · Base Wagon 4-Door.

No recalls on federal record for the 2020 Regal TourX. 4 complaints · 236 TSBs.

2019 Buick Regal TourX · $49.99 select →

Engines: 2.0L I4 — 122 cu in, DOHC, turbocharged. Trims: Preferred Wagon 4-Door · Essence Wagon 4-Door · Base Wagon 4-Door.

No recalls on federal record for the 2019 Regal TourX. 18 complaints · 0 TSBs.

2018 Buick Regal TourX · $49.99 select →

Engines: 2.0L I4 — 122 cu in, DOHC, turbocharged. Trims: Preferred Wagon 4-Door · Essence Wagon 4-Door · Base Wagon 4-Door.

No recalls on federal record for the 2018 Regal TourX. 22 complaints · 284 TSBs.

05 / OwnershipOwn it — don't rent it

OptionWhat you payAfter a year
eManualStore Regal TourX manual$49.99 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 Regal TourX manual

Which Regal TourX years does this manual cover?

Every year from 2018 to 2020 — 3 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 Buick Regal TourX manual or an aftermarket guide?

The OEM version. It carries the procedures, specifications, torque values and wiring diagrams Buick published for the Regal TourX, organized by system — not a condensed aftermarket summary.

Does it include Regal TourX wiring diagrams?

Yes. Full wiring diagrams are part of every Regal TourX manual, alongside repair procedures, specifications and diagnostic information.

Why do some Regal TourX years cost more?

Every Regal TourX year is $49.99.

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 Buick manuals

By year: 2020 · 2019 · 2018