The service and repair manual for the 1988 Cadillac DeVille — the 4.5L V8 engine, 2 trims. Matched to this exact model year, so the specifications and sequences are the ones Cadillac published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 1988 |
|---|---|
| Engines | 4.5L V8 — OHV |
| Trims | Base Sedan 4-Door · Base Coupe 2-Door |
| Federal record | 1 recall · 41 complaints · 0 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 1988 DeVille manual
03 / ContentsSections in the manual
- Quick Lookups 68
- General Information 1,549
- Accessories & Equipment 282
- Heating, Ventilation & A/C (HVAC) 139
- Body & Frame 134
- Maintenance 46
- Brakes 151
- Drivelines & Axles 17
- Steering 100
- Electrical 144
- Suspension 103
- Engine Mechanical 171
- Transmission 230
- Engine Performance 1,169
04 / Known issuesRecalls on federal record for the 1988 DeVille
- Fuel System, Gasoline · 06E043000This condition may cause an inadequate seal at the connection, potentially leading to a fuel leak. i.
Owners have filed 41 complaints and Cadillac has issued 0 technical service bulletins for the 1988 DeVille. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 1988 DeVille manual
Is this manual specific to the 1988 DeVille?
Yes. It is the OEM manual matched to the 1988 model year, covering the 4.5L V8 across the Base Sedan 4-Door, Base Coupe 2-Door trims. Specifications and procedure sequences are the ones Cadillac published for this year.
What 1988 DeVille problems does it help with?
1 recall is on federal record for the 1988 DeVille, 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 Cadillac dealers.
Does it include 1988 DeVille wiring diagrams?
Yes — the complete wiring diagrams for the 1988 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 DeVille years and 1988 Cadillac models
1994 DeVille · 1993 DeVille · 1992 DeVille · 1991 DeVille · 1990 DeVille · 1989 DeVille · 1987 DeVille · 1986 DeVille · 1985 DeVille · 1984 DeVille · 1983 DeVille · 1982 DeVille · all 24 years
1988 Cadillac Allante · 1988 Cadillac Brougham · 1988 Cadillac Cimarron · 1988 Cadillac Commercial Chassis · 1988 Cadillac Eldorado · 1988 Cadillac Fleetwood · 1988 Cadillac Seville · every 1988 model