1990 GMC Jimmy Service and Repair Manual

4.7 · Trusted by 14,000+ mechanics & DIYers
Regular price $29.99 USD
  • Lightning-Fast Downloads
    Optimized files — even slow connections handle it
  • Instant Search & Navigation
    Jump to any procedure or spec with one click
  • Print One or All Pages
    Bring only the pages you need to the shop
  • Covers Every System & Component
    Every procedure for the 1990 GMC Jimmy
Sample Preview

Unlock the Full Manual

Complete repair procedures
Wiring diagrams & schematics
Torque specifications
Full search & bookmarks
$29.99
Buy 2+ Manuals, Save 20% Discount applied automatically at checkout
20% OFF
Secure Checkout
No Subscriptions
Factory-Grade Data

1990 GMC Jimmy service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Sierra Classic Sport Utility 2-Door
  • Base Sport Utility 2-Door

Engines covered

  • 6.2L 379Cu. In. V8 DIESEL OHV Naturally Aspirated
  • 5.7L 350Cu. In. V8 GAS OHV Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Bancontact
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Vehicle Safety Data

1990 GMC Jimmy Recalls & Complaints

NHTSA #06E02600023/03/2006Component: EXTERIOR LIGHTING

CERTAIN PRO-A MOTORS CORNER LAMPS, TURN SIGNALS, AND HEADLIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON CERTAIN PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER S

Consequence

WITHOUT THE AMBER REFLECTORS, THE VEHICLE WILL BE POORLY ILLUMINATED, POSSIBLY RESULTING IN A VEHICL

Remedy

PRO-A MOTORS WILL NOTIFY OWNERS AND OFFER TO REPURCHASE THE LAMPS. THE RECALL BEGAN ON APRIL 3, 200

TSB #10006961

POP SNAP NOISE IN THE FRONT SUSPENSION WHEN BRAKING. *MR

TSB #634999

DIAGNOSIS OF CRACKED OR BROKEN TRANSMISSION CASE. *TT 2006 AND PRIOR CARS AND LIGHT DUTY TRUCKS. *TT

TSB #41072

END GATE LATCH RATTLE (INSTALL REVISED STRIKER). *TW

TSB #41076

WATER LEAK AT THE A/C RECIRCULATION DOOR (INSTALL NEW HOOD HINGE SEAL). *TW

TSB #39304

COLD ENGINE KNOCK. *TW

19980115Component: SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITEDCrash reported

BRAKES: DRIVING DOWN A MOUNTAIN AREA, AND APPLIED THE BRAKES, COULDN'T GET ENOUGH BRAKING POWER TO SLOW THE VEHICLE DOWN, AND THE BRAKE PEDAL WENT COMPLETELY TO THE FLOOR. VEHICLE WOULD NOT STOP AN

19991027Component: ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOODFire reported

WHILE DRIVING SMOKE CAME FROM UNDER THE HOOD. AFTER STOPPING AND OPENING THE HOOD OWNER DISCOVERED ENGINE FIRE. DEALER HAS NOT SEEN VEHICLE. *AK

20040115Component: STEERING

REPLACED HEATER CORE (A/C) DOOR HANDLES ON DRIVER AND PASSENGER DOOR SEPARATED FROM INSIDE DOOR PANEL. HESITATION ON START, AND THROUGHOUT DRIVING RANGE, SEEMS INDICATIVE OF FUEL LINE, CARB, OR SO

20040115Component: UNKNOWN OR OTHER

REPLACED HEATER CORE (A/C) DOOR HANDLES ON DRIVER AND PASSENGER DOOR SEPARATED FROM INSIDE DOOR PANEL. HESITATION ON START, AND THROUGHOUT DRIVING RANGE, SEEMS INDICATIVE OF FUEL LINE, CARB, OR SO

20040115Component: ENGINE AND ENGINE COOLING

REPLACED HEATER CORE (A/C) DOOR HANDLES ON DRIVER AND PASSENGER DOOR SEPARATED FROM INSIDE DOOR PANEL. HESITATION ON START, AND THROUGHOUT DRIVING RANGE, SEEMS INDICATIVE OF FUEL LINE, CARB, OR SO

Showing the 5 most serious of 15 complaints filed with NHTSA.

All Model Years

Other Years of the GMC Jimmy

Need a manual for a different year? Browse every GMC Jimmy we cover.

Explore More

More GMC Models

Browse service and repair manuals for other GMC models in our catalog.