The service and repair manual for the 1988 GMC Jimmy — 6.2L V8 and 5.7L V8 engines, 2 trims. Matched to this exact model year, so the specifications and sequences are the ones GMC published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 1988 |
|---|---|
| Engines | 6.2L V8 — OHV 5.7L V8 — OHV |
| Trims | Sierra Classic Sport Utility 2-Door · Base Sport Utility 2-Door |
| Federal record | 1 recall · 15 complaints · 3 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 1988 Jimmy manual
03 / ContentsSections in the manual
- Quick Lookups 67
- Engine Performance 927
- Accessories & Equipment 139
- General Information 1,523
- Body & Frame 28
- Heating, Ventilation & A/C (HVAC) 132
- Brakes 132
- Maintenance 52
- Drivelines & Axles 91
- Steering 138
- Electrical 144
- Suspension 46
- Engine Mechanical 207
- Transmission 425
- Steering Wheel Retaining Nut 30
04 / Known issuesRecalls on federal record for the 1988 Jimmy
- Exterior Lighting · 06E026000Without the amber reflectors, the vehicle will be poorly illuminated, possibly resulting in a vehicl.
Owners have filed 15 complaints and GMC has issued 3 technical service bulletins for the 1988 Jimmy. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 1988 Jimmy manual
Is this manual specific to the 1988 Jimmy?
Yes. It is the OEM manual matched to the 1988 model year, covering the 6.2L V8 and 5.7L V8 across the Sierra Classic Sport Utility 2-Door, Base Sport Utility 2-Door trims. Specifications and procedure sequences are the ones GMC published for this year.
What 1988 Jimmy problems does it help with?
1 recall is on federal record for the 1988 Jimmy, covering exterior lighting. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by GMC dealers.
Does it include 1988 Jimmy 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 Jimmy years and 1988 GMC models
1994 Jimmy · 1993 Jimmy · 1992 Jimmy · 1991 Jimmy · 1990 Jimmy · 1989 Jimmy · 1987 Jimmy · 1986 Jimmy · 1985 Jimmy · 1984 Jimmy · 1983 Jimmy · 1982 Jimmy · all 24 years
1988 GMC Astro · 1988 GMC B6000 · 1988 GMC Brigadier · 1988 GMC C1500 · 1988 GMC C1500 Suburban · 1988 GMC C2500 · 1988 GMC C2500 Suburban · 1988 GMC C3500 · 1988 GMC C5000 · 1988 GMC C6000 · 1988 GMC C7000 · 1988 GMC G1500 · every 1988 model