Jeep Cherokee (XJ) 1984 - 2001 Service Manual

Jeep Cherokee (XJ) 1984 - 2001 Service Manual

Previous pageDepartment of transportation uniform tire quality grades

The following tire grading categories were established by the National Highway Traffic Safety Administration. The specific grade rating assigned by the tire's manufacturer in each category is shown ...

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Diagnosis and testing
Engine diagnosis-introduction Engine diagnosis is helpful in determining the causes of malfunctions not detected and remedied by routine maintenance. These malfunctions may be classified as either performance (e.g., engine idles rough and stalls) or mechanical (e.g., a strange noise). Refe ...