GMC Yukon XL 1500 thud noise when accelerating due to broken left side motor mount on GMC Yukon XL 1500

Some GMC Yukon XL 1500 owners report experiencing a thud noise during acceleration, which may indicate a broken left side motor mount. This issue can cause excessive engine movement, leading to the pronounced thud sound when pressing the gas pedal. Owners are advised to address this problem promptly, as a broken motor mount can result in further damage to other vehicle components if left unresolved. Additionally, unresolved motor mount issues can lead to increased wear on surrounding parts over time. It is recommended that affected owners have their vehicle inspected and the motor mount replaced by a qualified mechanic to maintain smooth operation.