The driver of a 2009-10 Buick Enclave, Chevy Traverse or GMC Acadia may come into your store with a complaint of a small, but persistent, coolant leak.
One likely cause, GM said, is an improperly installed lower radiator hose and/or clamp. Removing the hose from the radiator, repositioning it, then properly installing the clamp should put an end to the leakage issue.
"Factory Fixes" is written by Jim DePalma, a 30-year veteran of the auto repair business who has served stints as a service manager, parts manager and ASE-certified technician. His column provides vehicle manufacturers' authentic factory technical service bulletins (TSBs) that have been condensed for easier reading. Mr. DePalma advises that techs always check with a dealer or repair information system for the latest revisions before starting to work on a vehicle. He can be reached via e-mail at [email protected].