One problem related to diesel engine has been reported for the 1997 GMC Suburban. The most recently reported issues are listed below.
Roads were snowy when engine died for no reason. Lost control of vehicle & ended in a ditch. Towed truck/ pulled vehicle out of ditch. Had been to dealership many times for problem with engine. Vehicle placed on diagnostic machine. No codes of problem showed. Mechanic replaced fuel pump on diesel engine last moment.