On certain passenger vehicles. If the engine fails to start and the driver holds the key in the "start" position for an extended period, high current flows through the ignition switch, and sometimes produces enough heat to melt internal switch parts.
Dealers will install a relay kit in these vehicles to prevent high current from flowing through the ignition switch. Owner notification began March 27, 2002. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact Chevrolet at 1-800-222-1020, Pontiac at 1-800-762-2737, Buick at 1-800-521-7300, or Oldsmobile at 1-800-442-6537.