What causes Rear unibody frame rail and floor rust on the Jeep Cherokee Classic Xj 4.0l 4wd?

Poke rails above rear axle, hatch corners, floors Estimated fix cost: $800-$2500

What causes 0331 exhaust manifold and head cracks on the Jeep Cherokee Classic Xj 4.0l 4wd?

Listen cold start ticking, coolant loss, white smoke Estimated fix cost: $400-$1800

Oil wetness at bellhousing and filter housing Estimated fix cost: $150-$700

Temp gauge climbing idle, pink crusty coolant residue Estimated fix cost: $300-$800

Known issues to inspect before buying a used Jeep Cherokee Classic Xj 4.0l 4wd. What to check and how much repairs cost.

SERIOUS

Poke rails above rear axle, hatch corners, floors

Fix cost: $800-$2500

MODERATE

Listen cold start ticking, coolant loss, white smoke

Fix cost: $400-$1800

MINOR

Oil wetness at bellhousing and filter housing

Fix cost: $150-$700

MODERATE

Temp gauge climbing idle, pink crusty coolant residue

Fix cost: $300-$800

☐Inspect unibody rails on a lift

☐Cold start, watch smoke and ticking

☐Test 4WD high and low engagement

☐Check gauge cluster, blower, door locks

Engine bulletproof; body rust kills most of them