2018 RAM PROMASTER CITY

Typical onset: 80,000-130,000 mi

Symptoms: Excessive oil consumption (1 qt per 1,000 mi or worse), Knocking or ticking from lower end, White smoke from exhaust, Sudden loss of power or seized engine

Fix: The 2.4L Tigershark is notorious for piston ring land failures, cracked pistons, and spun bearings. Oil starvation from poor PCV design accelerates wear. Repair requires complete teardown—typically short block replacement or full rebuild with updated pistons and rings. Budget 18-25 labor hours for R&R plus machine shop time.

Estimated cost: $4,500-8,000

Typical onset: 50,000-100,000 mi

Symptoms: Harsh shifts or shuddering between 2nd-3rd gears, Delayed engagement from Park to Drive, Transmission overheating warnings, Complete loss of forward gears

Fix: The 62TE/948TE 9-speed has chronic valve body issues and torque converter shudder. Fluid and software updates can delay problems but often fail. Transmission replacement or rebuild with updated valve body and torque converter is the permanent fix. 12-16 labor hours.

Estimated cost: $3,500-6,500

Typical onset: 60,000-110,000 mi

Symptoms: Red fluid pooling under engine bay, Transmission temp warning light, Burnt transmission fluid smell, Low fluid level on dipstick check

Fix: Factory oil cooler lines corrode at crimp points and the cooler itself can develop pinhole leaks. Replacement involves accessing lines behind radiator support. 3-5 labor hours including flush and refill with fresh ATF+4.

Estimated cost: $600-1,200

Typical onset: 90,000-140,000 mi

Symptoms: Coolant loss with no visible leaks, White exhaust smoke, Overheating after highway runs, Oil looks milky or foamy, Rough idle or misfires

Fix: The MultiAir cylinder head design runs hot and head gaskets fail, often between cylinders 2-3. Requires head removal, resurfacing, and new gasket set. Check for warped head. Both heads if one fails (preventive). 14-18 labor hours.

Estimated cost: $2,800-4,500

Typical onset: 40,000-80,000 mi

Symptoms: Burning 1+ quart oil every 1,000-2,000 miles, Blue smoke on cold start, Fouled spark plugs, Check engine light for lean/rich codes

Fix: Poor PCV valve design allows pressure buildup that forces oil past rings. Updating PCV valve and cleaning intake manifold carbon deposits helps but doesn't cure inherent ring/piston issues. 2-3 labor hours for PCV service. If rings are already damaged, see engine rebuild above.

Estimated cost: $300-600

Typical onset: 50,000-90,000 mi

Symptoms: Clunking when shifting into Drive or Reverse, Vibration at idle, Visible sag or torn rubber on mount inspection

Fix: The rear transmission mount wears rapidly under commercial loads. Replacement is straightforward but requires supporting the transmission. 1.5-2 labor hours.

Estimated cost: $250-450

Typical onset: 70,000-120,000 mi

Symptoms: Hard starting after sitting, Loss of power under load, Rough idle or stalling, Check engine light for fuel pressure codes

Fix: Inline fuel filter (not just in-tank strainer) clogs with debris, especially if poor fuel quality or tank contamination occurs. Filter is under vehicle mid-frame. 1 labor hour.

Estimated cost: $150-300