The service and repair manual for the 1998 Buick Regal — 3.8L V6 and 3.8L 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 year | 1998 |
|---|---|
| Engines | 3.8L V6 — 232 cu in, OHV, supercharged 3.8L V6 — 232 cu in, OHV |
| Trims | 25th Anniversary Edition Sedan 4-Door · GS Sedan 4-Door · LS Sedan 4-Door |
| Federal record | 6 recalls · 376 complaints · 73 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 1998 Regal manual
03 / ContentsSections in the manual
- Quick Lookups 102
- General Information 1,705
- Accessories & Equipment 593
- Heating, Ventilation & A/C (HVAC) 235
- Body & Frame 328
- Maintenance 41
- Brakes 361
- Restraints 134
- Drivelines & Axles 17
- Steering 140
- Electrical 254
- Suspension 108
- Engine Mechanical 330
- Transmission 505
- Engine Performance 1,357
- Axle Nut/Hub Nut 118
- Radiator Cap Pressure 15
04 / Known issuesRecalls on federal record for the 1998 Regal
- Engine And Engine Cooling — engine · 15V701000Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
- Exterior Lighting — headlights · 99V356000Driver visibility may be impaired increasing the risk of a crash.
- Steering · 09E005000A broken steering knuckle could result in loss of steering control and a possible crash without warn.
- Exterior Lighting — headlights · 98V102000If the headlamp assemblies are replaced, customers may not be able to properly aim the headlights.
- Steering — rack and pinion · 03V527000If this occurs, the pinion shaft can be forced upward during left turns and back down as the steerin.
- Engine And Engine Cooling · 09V116000If the manifold is hot enough and the oil runs below the heat shield, it may ignite into a small fla.
Owners have filed 376 complaints and Buick has issued 73 technical service bulletins for the 1998 Regal. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 1998 Regal manual
Is this manual specific to the 1998 Regal?
Yes. It is the OEM manual matched to the 1998 model year, covering the 3.8L V6 and 3.8L V6 across the 25th Anniversary Edition Sedan 4-Door, GS Sedan 4-Door, LS Sedan 4-Door trims. Specifications and procedure sequences are the ones Buick published for this year.
What 1998 Regal problems does it help with?
6 recalls are on federal record for the 1998 Regal, covering engine and engine cooling, exterior lighting, steering. 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 1998 Regal wiring diagrams?
Yes — the complete wiring diagrams for the 1998 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 Regal years and 1998 Buick models
2004 Regal · 2003 Regal · 2002 Regal · 2001 Regal · 2000 Regal · 1999 Regal · 1997 Regal · 1996 Regal · 1995 Regal · 1994 Regal · 1993 Regal · 1992 Regal · all 30 years
1998 Buick Century · 1998 Buick LeSabre · 1998 Buick Park Avenue · 1998 Buick Riviera · 1998 Buick Skylark · every 1998 model