Buick Enclave acceleration issue resolved with transmission fix, power steering hose leak charged on Buick Enclave

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Buick Enclave owners report experiencing acceleration issues linked to transmission problems, particularly a shudder felt during acceleration in the 2018 model. This shudder can be attributed to torque converter or transmission fluid issues, prompting some owners to replace the transmission fluid and add an 'anti-shudder' additive, though this tends to be a temporary solution. Others have opted to install a used 6T75E transmission as a quicker fix, but it’s important to recognize that transmission failure can lead to significant repair costs, with some owners facing bills around $3,500. Additionally, some Buick Enclave owners report power steering hose leaks, which should be addressed promptly to avoid further complications; repair costs can vary based on the damage, making it advisable to consult a mechanic or dealership for an accurate estimate.

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