Dodge Grand Caravan Coolant Leak — Where It Usually Comes From, and What It Costs

Based on real repair records · last updated October 20, 2026
37.5%
of Dodge Grand Caravan visits for a coolant leak involve Radiator — typically $250 – $608 on this vehicle when it's the only fix
Computed from real Dodge Grand Caravan repair visits where the customer reported a coolant leak.

Across all vehicles, the most common cause of a coolant leak is Water Pump (29.5%). On the Dodge Grand Caravan it is Radiator (37.5%), so the order of suspects is different for this vehicle. The table below shows each fix for this vehicle next to the all-vehicle share, with what it costs on the Dodge Grand Caravan.

What it actually turns out to be on the Dodge Grand Caravan

The fix involvedDodge Grand Caravan*All vehicles*Typical cost†
Radiator37.5%28.1%$250 – $608
Hose27%18.2%$183 – $446
Water Pump21.8%29.5%$221 – $378
Thermostat12.5%19.7%$169 – $359
Gasket / Seal9.9%15.7%$60 – $778
Radiator Hose8.3%10%$134 – $324
Pipe / Tube2%2.6%$40 – $281
Other, rarer causessmaller shares—varies

*Share of visits whose repair involved this part, among visits for this complaint that ended in a parts repair. Combined repairs count toward each part involved, so shares overlap and don't add up to 100%.
†Middle half of real Dodge Grand Caravan invoices (25th–75th percentile) when this was the only fix, parts + labor; rows marked "all vehicles" use all vehicle types.

More on this problem and this vehicle

Take this to the shop

The FixDozer Diagnosis Brief for this complaint puts the all-vehicle odds on one printable sheet. Bring it with this page: the table above shows how the Dodge Grand Caravan differs.

Download the Diagnosis Brief (PDF, all vehicles)

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Where these numbers come from. FixDozer computes statistics from a large, continuously updated body of real-world US automotive repair records.
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