The service and repair manual for the 1991 Jeep Wrangler — 2.5L I4 and 4.0L I6 engines, 5 trims. Matched to this exact model year, so the specifications and sequences are the ones Jeep published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 1991 |
|---|---|
| Engines | 2.5L I4 — OHV 4.0L I6 — OHV |
| Trims | Base · Islander · Renegade · S · Sahara |
| Federal record | 2 recalls · 100 complaints · 10 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 1991 Wrangler manual
03 / ContentsSections in the manual
- Quick Lookups 60
- General Information 1,399
- Accessories & Equipment 110
- Heating, Ventilation & A/C (HVAC) 152
- Brakes 35
- Maintenance 89
- Drivelines & Axles 83
- Steering 96
- Electrical 201
- Suspension 51
- Engine Mechanical 112
- Transmission 446
- Engine Performance 556
- Steering Wheel Nut 25
- Turn Signal Mounting Screws 35
04 / Known issuesRecalls on federal record for the 1991 Wrangler
- Electrical System — ignition › switch · 93V083000The unintended start of a vehicle with a manualtransmission left in a drive gear can result in a run.
- Equipment · 04E041000Should this occur, the cockpit could cause injury by striking persons outside the vehicle or could b.
Owners have filed 100 complaints and Jeep has issued 10 technical service bulletins for the 1991 Wrangler. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 1991 Wrangler manual
Is this manual specific to the 1991 Wrangler?
Yes. It is the OEM manual matched to the 1991 model year, covering the 2.5L I4 and 4.0L I6 across the Base, Islander, Renegade, S, Sahara trims. Specifications and procedure sequences are the ones Jeep published for this year.
What 1991 Wrangler problems does it help with?
2 recalls are on federal record for the 1991 Wrangler, covering electrical system, equipment. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Jeep dealers.
Does it include 1991 Wrangler wiring diagrams?
Yes — the complete wiring diagrams for the 1991 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 Wrangler years and 1991 Jeep models
1997 Wrangler · 1995 Wrangler · 1994 Wrangler · 1993 Wrangler · 1992 Wrangler · 1990 Wrangler · 1989 Wrangler · 1988 Wrangler · 1987 Wrangler · all 37 years
1991 Jeep Cherokee · 1991 Jeep Comanche · 1991 Jeep Grand Wagoneer · 1991 Jeep Wagoneer · every 1991 model