Target Audience:
Jeep Cherokee YJ and XJ owners for maintenance and repair
Value Proposition:
Comprehensive, accurate, and easy-to-use repair information to save time and money
Competitors:
Other aftermarket repair manuals (Haynes, Chilton), official factory service manuals
Advantage:
Digital format for instant access, printability, and no risk of damage from grease/dirt
Visuals:
Top quality diagrams, detailed exploded pictures, high-quality illustrations
Instruction Style:
Step-by-step instructions
Accessibility:
Written for both novice DIYers and experienced mechanics
Information Source:
Represents information used in local service repair shops
Engine:
2.5L AMC I4, 4.0L AMC I6, 4.2L AMC I6, 2.1L VM Diesel (early YJ)
Transmission:
Manual (AX5, AX15), Automatic (AW4, 30RH)
Drivetrain:
4WD systems (Command-Trac, Selec-Trac), Transfer cases (NP231, NP242), Front/Rear Axles (Dana 30, Dana 35)
Suspension:
Leaf spring solid front/rear (YJ), Coil spring solid front/rear (XJ)
Brakes:
Front disc, Rear drum/disc (model dependent)
Steering:
Power steering, steering column, linkage
Electrical:
Wiring diagrams, charging system, starting system, ignition, lighting, instrumentation, accessories
Body:
Exterior body panels, interior trim, doors, glass, HVAC system, seats
Emissions:
Emission control systems, diagnostic trouble codes (DTCs)
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication
Repair:
Engine overhaul, transmission rebuild, brake caliper replacement, suspension component repair, electrical component replacement
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting, electrical diagnostics
Diagnostics:
On-Board Diagnostics (OBD-I and early OBD-II)
Specifications:
Torque specifications, clearances, measurements, fluid capacities
Depth:
Comprehensive (from basic maintenance to complete engine/transmission overhauls)
User Level:
Do-it-yourselfer to professional mechanic
Engine I6:
4.0L (242 cu in) AMC I6
Engine I4:
2.5L (150 cu in) AMC I4 ('Tech" "') ""
Horsepower 4.0L:
Approx. 177-190 hp (model year dependent)
Torque 4.0L:
Approx. 220-255 lb-ft (model year dependent)
Horsepower 2.5L:
Approx. 120-130 hp (model year dependent)
Torque 2.5L:
Approx. 135-150 lb-ft (model year dependent)
Fuel Delivery:
Multi-port Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline (87 octane recommended)
Type Manual:
5-speed Manual (AX5, AX15)
Type Automatic:
3-speed/4-speed Automatic (AW4, 30RH)
Transfer Case:
Command-Trac (2WD/4WD Part-Time), Selec-Trac (2WD/4WD Full-Time/Part-Time)
Manual Transmission Fluid:
API GL-4, SAE 75W-90 or 75W-140 (check specific model/year)
Automatic Transmission Fluid:
ATF+3 or ATF+4 (check specific model/year)
Crash Test Data:
NHTSA ratings available for specific years, generally mixed for this era. Manual covers safety system diagnostics.
ABS:
Available on some later models
Airbags:
Driver-side airbag standard from 1994 onwards.
Seatbelts:
Front shoulder belts, rear lap belts
Oil Change Interval:
Typically every 3,000-5,000 miles or 6 months (refer to manual for specific engine)
Spark Plug Replacement:
Varies by plug type, typically 30,000-100,000 miles
Coolant Flush:
Every 30,000-50,000 miles or 2-3 years
Engine Oil Spec:
10W-30 or 10W-40 (API SJ or higher, check manual)
Coolant Spec:
Chrysler/Mopar OAT or HOAT coolant (50/50 mix with distilled water)
Brake Fluid Spec:
DOT 3 or DOT 4
Yj Common Issues:
Leaf spring wear, rust in common areas (rocker panels, floor pans), C-channel frame rust (if applicable), aging suspension components.
Xj Common Issues:
Headliner sagging, transmission cooler leaks (AW4), transfer case chain stretch, rust in unibody structure, rear main seal leaks on 4.0L.
Jeep Legacy:
Established reputation for off-road capability and ruggedness.
Yj Generation:
YJ (1987-1995) introduced leaf springs and distinctive round headlights, a departure from CJ models.
Xj Generation:
XJ (1984-2001) was a groundbreaking unibody SUV, offering a more refined ride while retaining off-road prowess.
Manufacturing Location:
USA (primarily Toledo, Ohio)