The service and repair manual for the 2009 Buick Lucerne — 3.9L V6 and 4.6L V8 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 year | 2009 |
|---|---|
| Engines | 3.9L V6 — 237 cu in, OHV 4.6L V8 — DOHC |
| Trims | CXL Sedan 4-Door · CX Sedan 4-Door · Super Sedan 4-Door |
| Federal record | 1 recall · 185 complaints · 330 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 2009 Lucerne manual
03 / ContentsSections in the manual
- Quick Lookups 560
- General Information 1,818
- Accessories & Equipment 4,603
- Heating, Ventilation & A/C (HVAC) 309
- Body & Frame 1,704
- Brakes 493
- Restraints 386
- Drivelines & Axles 20
- Steering 285
- Electrical 2,864
- Suspension 425
- Engine Mechanical 859
- Transmission 1,042
- Engine Performance 2,233
- Front 118
04 / Known issuesRecalls on federal record for the 2009 Lucerne
- Electrical System · 10V240000It is possible for the heated washer module to ignite and a fire may occur.
Owners have filed 185 complaints and Buick has issued 330 technical service bulletins for the 2009 Lucerne. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 2009 Lucerne manual
Is this manual specific to the 2009 Lucerne?
Yes. It is the OEM manual matched to the 2009 model year, covering the 3.9L V6 and 4.6L V8 across the CXL Sedan 4-Door, CX Sedan 4-Door, Super Sedan 4-Door trims. Specifications and procedure sequences are the ones Buick published for this year.
What 2009 Lucerne problems does it help with?
1 recall is on federal record for the 2009 Lucerne, covering electrical system. 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 2009 Lucerne wiring diagrams?
Yes — the complete wiring diagrams for the 2009 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 Lucerne years and 2009 Buick models
2011 Lucerne · 2010 Lucerne · 2008 Lucerne · 2007 Lucerne · 2006 Lucerne · all 6 years
2009 Buick Allure · 2009 Buick Enclave · 2009 Buick LaCrosse · 2009 Buick Regal · every 2009 model