1988 JEEP CHEROKEE Service Repair Manual

Fig. 1: Service Point Locations (Typical)
Courtesy of American Motors Corp.
ADDITIONAL SERVICE INFORMATION

Fig. 2: Hoist Lift Point Locations
Courtesy of American Motors Corp.
NOTE: For more information regarding jacking and hoisting refer
to the JACKING & HOISTING article in the

WHEEL ALIGNMENT section.
Fig. 3: Brake Caliper Lubrication Points
Courtesy of American Motors Corp.
NOTE: For more information regarding brake maintenance refer
to the BRAKE SYSTEM article.

Fig. 4: Front Disconnect Housing Lubrication Point
Courtesy of American Motors Corp.
IDENTIFICATION LABEL LOCATIONS

Fig. 5: Identification Label Locations
Courtesy of American Motors Corp.
SPARK PLUG REPLACEMENT INTERVALS
Spark plug replacement intervals, if given, are for Original
Equipment Manufacturer (OEM) installed or specified plugs. If vehicle
is equipped with platinum type or other non-OEM type spark plugs,
follow replacement interval specified by spark plug manufacturer.
OXYGEN SENSOR
If vehicle is equipped with an oxygen sensor, replace at 82,
500 miles or when the emissions maintenance reminder light remains on
continuously with the key in the ON position, whichever occurs first.
SEVERE & NORMAL SERVICE DEFINITIONS
CAUTION: Use the Severe Service schedule if the vehicle to be serviced
is operated under ANY (one or more) of these conditions:
Service is recommended at mileage intervals based on vehicle
operation. Normal Service and Severe Service are based on the
following primary operating conditions:
Severe Service
* Short Trips (About 15 Miles)
* Desert Or Cold Climate Operation
* Towing Or Heavily Loaded
* Severe Dust Conditions
* Hot Weather, Stop-And-Go Driving

* Sustained High Speed Driving
* Extensive Idling Conditions (Taxi Or Delivery-Type Service)
* Driving Off-Road Or In Salty Or Sandy Areas
* Driving In Water
Normal Service
* Driven More Than 10 Miles Daily
* No Severe Service Operating Conditions
SEVERE SERVICE REQUIREMENTS (PERFORM W/SERVICE SCHEDULES)
NOTE: The following services are to be performed on vehicles
subjected to severe service. See SEVERE & NORMAL SERVICE
DEFINITIONS. This service is to be performed in addition
to the normal services listed in the NORMAL MAINTENANCE
SERVICE SCHEDULES.
SEVERE SERVICE CONDITIONS/ACTIONS TABLE








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Condition  Action  Item  Perform Every (1) 










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Short Trips  Replace  Engine Oil  3,000 Miles or 3 Months 

(About 15 Miles) 









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 Replace  Engine Oil  6,000 Miles or 6 Months 

  Filter  











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 Service  Lube Prop  3,000 Miles 

  Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 










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Desert Or Cold  Replace  Engine Oil  3,000 Miles or 3 Months 

Climate Operations









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 Replace  Engine Oil  6,000 Miles or 6 Months 

  Filter  











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 Service  Lube Prop  3,000 Miles 

  Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 










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Towing Or Heavily  Replace  Engine Oil  3,000 Miles or 3 Months 

Loaded 









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 Replace  Engine Oil  6,000 Miles or 6 Months 

  Filter  











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 Service  Lube Prop  3,000 Miles 

   Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 










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Severe Dust  Replace  Engine Oil  3,000 Miles or 3 Months 

Conditions 









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 Replace  Engine Oil  6,000 Miles or 6 Months 

  Filter  











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 Service  Lube Prop  3,000 Miles 

  Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 










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Hot Weather, Stop- Replace  Engine Oil  3,000 Miles or 3 Months 

And-Go Driving 









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 Replace  Engine Oil  6,000 Miles or 6 Months 

  Filter  











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 Service  Lube Prop  3,000 Miles 

  Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 










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Sustained High  Replace  Engine Oil  3,000 Miles or 3 Months 

Speed Driving 









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 Replace  Engine Oil  6,000 Miles or 6 Months 

  Filter  











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 Service  Lube Prop  3,000 Miles 

  Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 










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Extensive Idling  Replace  Engine Oil  3,000 Miles or 3 Months 

 Conditions (Taxi 








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Or Delivery Type  Replace  Engine Oil  6,000 Miles or 6 Months 

Service)   Filter  











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 Service  Lube Prop  3,000 Miles 

  Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 










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Driving Off-Road  Replace  Engine Oil  3,000 Miles or 3 Months 

Or In Salty Or 









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Sandy Areas  Replace  Engine Oil  6,000 Miles or 6 Months 

  Filter  











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 Replace  4WD: Engine  50 Hours 

  Oil  











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 Service  Lube Prop  3,000 Miles 

  Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 










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Driving In Water  Replace  Engine Oil  3,000 Miles or 3 Months 











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 Replace  Engine Oil  6,000 Miles or 6 Months 

  Filter  











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 Service  Lube Prop  3,000 Miles 

  Shaft If  

 Equipped With 

  Fittings  











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 Replace  A/T Fluid  12,000 Miles 











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 Replace Front And/Or  12,000 Miles 

 Rear Axle Oil 











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 Replace M/T Fluid Oil 18,000 Miles 











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 Service  Lube Prop  Daily 

  Shaft Slip  

  Splines  










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(
1) - Perform these services at the mileage, hours of operation, or 

number of months (since last time), whichever comes first. 










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