The 1988 Jeep Cherokee XJ with 5-speed manual transmission is a legendary 4x4 SUV featuring a rugged body-on-frame construction, four-wheel drive capability, and reliable powertrain. This model year includes the 2.5L inline-4 or optional 4.0L inline-6 engine, manual transmission with floor shifter, part-time 4WD system, and classic Cherokee styling. Below are key sections for specifications, features, operation, maintenance, and troubleshooting.
Key mechanical specifications for the 1988 Jeep Cherokee XJ 5-speed manual transmission model.
| Specification | Details |
|---|---|
| Engine Options | 2.5L AMC 150 inline-4 (121 CID) or 4.0L AMC 242 inline-6 |
| Transmission | Aisin-Warner AX5 5-speed manual (4-cylinder) or AX15 5-speed manual (6-cylinder) |
| Transfer Case | New Process 231 Command-Trac part-time 4WD |
| Drivetrain | 4x4 with two-speed transfer case |
| Wheelbase | 101.4 inches |
| Length | 165.3 inches |
| Curb Weight | Approximately 3,100 lbs |
| Fuel Capacity | 20.2 gallons |
| Towing Capacity | 2,000 lbs (properly equipped) |
| Ground Clearance | 7.9 inches |
The 1988 Cherokee XJ introduced several innovative features for its class.
| Feature | Description |
|---|---|
| Unibody Construction | Rugged unitized body-frame design for strength and reduced weight |
| Quadra-Link Front Suspension | Four-link coil spring front suspension for improved ride and articulation |
| Command-Trac 4WD | Part-time four-wheel drive with 2WD/4WD High/4WD Low ranges |
| Manual Transmission | 5-speed manual with floor-mounted shifter |
| Instrument Cluster | Full analog gauges including tachometer |
| Ventilation System | Flow-through ventilation with multiple air outlets |
| Cargo Capacity | 71.2 cubic feet with rear seat folded |
| Seating Capacity | 5-passenger seating with cloth or vinyl upholstery |
Proper operation of the 5-speed manual transmission.
WARNING! Always depress clutch fully when shifting. Do not rest hand on shifter while driving.
Operation of the Command-Trac part-time four-wheel drive system.
CAUTION! Do not use 4WD on dry pavement as it may damage drivetrain components.
Dashboard and control layout for the 1988 Cherokee XJ.
Recommended maintenance intervals for optimal performance.
| Service | Interval | Notes |
|---|---|---|
| Oil Change | 3,000 miles or 3 months | Use 10W-30 or 10W-40 motor oil |
| Transmission Fluid | 30,000 miles | GL-4 or GL-5 gear oil |
| Transfer Case Fluid | 30,000 miles | ATF Dexron II |
| Differential Fluid | 30,000 miles | 80W-90 gear oil |
| Coolant Flush | 24,000 miles or 2 years | Ethylene glycol antifreeze |
| Spark Plugs | 15,000 miles | Champion copper plugs recommended |
| Air Filter | 15,000 miles | Replace paper element |
| Timing Belt | 60,000 miles | 4-cylinder models only |
Optimal driving techniques for the manual transmission Cherokee.
Known issues and recommended solutions for 1988 Cherokee XJ.
Recommended fluids and capacities for various systems.
| System | Fluid Type | Capacity |
|---|---|---|
| Engine Oil | 10W-30 or 10W-40 | 5 quarts (with filter) |
| Manual Transmission | GL-4 or GL-5 75W-90 | 3.5 pints (AX5), 4.2 pints (AX15) |
| Transfer Case | ATF Dexron II | 2.5 pints |
| Front Differential | 80W-90 Gear Oil | 2.5 pints |
| Rear Differential | 80W-90 Gear Oil | 3.5 pints |
| Cooling System | Ethylene Glycol 50/50 | 10 quarts |
| Brake Fluid | DOT 3 | As needed |
Original warranty coverage for 1988 Jeep Cherokee XJ.
Basic Warranty: 12 months/12,000 miles bumper-to-bumper coverage. Powertrain Warranty: 5 years/50,000 miles on major components. Corrosion Warranty: 3 years/unlimited miles against perforation. Emission Warranty: 5 years/50,000 miles on emission components.
Note: All warranties have expired. Contact Jeep customer service for historical information.
Common problems and solutions for the 1988 Cherokee XJ manual transmission.
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Difficulty shifting | Low fluid, worn clutch, linkage issues | Check transmission fluid; inspect clutch system; lubricate linkage |
| Grinding gears | Synchro wear, improper technique | Double-clutch shifts; have transmission inspected |
| 4WD won't engage | Vacuum disconnect, linkage | Check vacuum lines; lubricate transfer case linkage |
| Clutch slippage | Worn clutch, hydraulic issues | Inspect clutch wear; check master/slave cylinders |
| Transmission noise | Low fluid, bearing wear | Check fluid level; have transmission serviced |
| Vibration | U-joints, driveshaft balance | Inspect U-joints; check driveshaft balance |
Service Assistance: Contact certified Jeep service center for professional diagnosis and repair.