2010 Buick LaCrosse Service & Repair Manual

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The service and repair manual for the 2010 Buick LaCrosse — 3.0L V6 and 2.4L I4 and 3.6L V6 engines, 3 trims. Matched to this exact model year, so the specifications and sequences are the ones Buick published for your car, not figures carried over from a neighbouring year.

01 / FitmentWhat this manual covers

Model year2010
Engines
3.0L V6 — DOHC
2.4L I4 — 145 cu in, DOHC
3.6L V6 — 217 cu in, DOHC
TrimsCXL Sedan 4-Door · CX Sedan 4-Door · CXS Sedan 4-Door
Federal record1 recall · 275 complaints · 650 technical service bulletins (refreshed 2026-08-21)

02 / InsideSample pages from the 2010 LaCrosse manual

2010 Buick LaCrosse service manual page 12010 Buick LaCrosse service manual page 22010 Buick LaCrosse service manual page 32010 Buick LaCrosse service manual page 42010 Buick LaCrosse service manual page 52010 Buick LaCrosse service manual page 6

03 / ContentsSections in the manual

  • Quick Lookups 564
  • General Information 1,837
  • Accessories & Equipment 6,515
  • Heating, Ventilation & A/C (HVAC) 243
  • Body & Frame 2,142
  • Brakes 713
  • Restraints 272
  • Drivelines & Axles 186
  • Steering 224
  • Electrical 3,087
  • Suspension 288
  • Engine Mechanical 897
  • Transmission 1,042
  • Engine Performance 4,579
  • Pass (New Nut) 111
  • Pass Back Nut Off 45
  • Third Pass 184

04 / Known issuesRecalls on federal record for the 2010 LaCrosse

  1. Suspension — rear · 21V00F000
    A rear toe link fracture may reduce the driver's ability to control the vehicle, increasing the risk.

Owners have filed 275 complaints and Buick has issued 650 technical service bulletins for the 2010 LaCrosse. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.

FAQQuestions about the 2010 LaCrosse manual

Is this manual specific to the 2010 LaCrosse?

Yes. It is the OEM manual matched to the 2010 model year, covering the 3.0L V6 and 2.4L I4 and 3.6L V6 across the CXL Sedan 4-Door, CX Sedan 4-Door, CXS Sedan 4-Door trims. Specifications and procedure sequences are the ones Buick published for this year.

What 2010 LaCrosse problems does it help with?

1 recall is on federal record for the 2010 LaCrosse, covering suspension. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Buick dealers.

Does it include 2010 LaCrosse wiring diagrams?

Yes — the complete wiring diagrams for the 2010 build, alongside repair procedures, specifications and diagnostics.

Is it a subscription?

No. $29.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.

RelatedOther LaCrosse years and 2010 Buick models

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2010 Buick Allure · 2010 Buick Enclave · 2010 Buick Lucerne · 2010 Buick Regal · every 2010 model