The service and repair manual for the 1999 Buick LeSabre — the 3.8L V6 engine, 2 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 | 1999 |
|---|---|
| Engines | 3.8L V6 — 232 cu in, OHV |
| Trims | Custom Sedan 4-Door · Limited Sedan 4-Door |
| Federal record | 1 recall · 268 complaints · 39 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 1999 LeSabre manual
03 / ContentsSections in the manual
- Quick Lookups 95
- General Information 1,748
- Accessories & Equipment 619
- Heating, Ventilation & A/C (HVAC) 307
- Body & Frame 343
- Maintenance 32
- Brakes 259
- Restraints 154
- Drivelines & Axles 16
- Steering 182
- Electrical 270
- Suspension 130
- Engine Mechanical 348
- Transmission 463
- Engine Performance 10,478
- Axle Nut/Hub Nut 107
- Radiator Cap Pressure 15
04 / Known issuesRecalls on federal record for the 1999 LeSabre
- Fuel System, Gasoline — delivery · 04V090000The backfire can rupture the intake manifold. the rupture of the intake manifold can displace a fue.
Owners have filed 268 complaints and Buick has issued 39 technical service bulletins for the 1999 LeSabre. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 1999 LeSabre manual
Is this manual specific to the 1999 LeSabre?
Yes. It is the OEM manual matched to the 1999 model year, covering the 3.8L V6 across the Custom Sedan 4-Door, Limited Sedan 4-Door trims. Specifications and procedure sequences are the ones Buick published for this year.
What 1999 LeSabre problems does it help with?
1 recall is on federal record for the 1999 LeSabre, covering fuel system, gasoline. 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 1999 LeSabre wiring diagrams?
Yes — the complete wiring diagrams for the 1999 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 LeSabre years and 1999 Buick models
2005 LeSabre · 2004 LeSabre · 2003 LeSabre · 2002 LeSabre · 2001 LeSabre · 2000 LeSabre · 1998 LeSabre · 1997 LeSabre · 1996 LeSabre · 1995 LeSabre · 1994 LeSabre · 1993 LeSabre · all 24 years
1999 Buick Century · 1999 Buick Park Avenue · 1999 Buick Regal · 1999 Buick Riviera · every 1999 model