Mercedes-Benz GL550 Trans Oil Cooler Line Replacement Cost.

The average cost for a Trans Oil Cooler Line Replacement is between $301 and $328. Labor costs are estimated between $96 and $123 while parts are priced between $205 and $205. Estimate does not include taxes and fees.

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Best Practices

When replacing the rubber hose section of a Transmission Cooler Line the proper type of hose must be used. The transmission fluid can easily damage an incorrect type of hose.

Most Common Mercedes-Benz GL550 Repairs

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