National Geographic : 2000 Mar
*Basedonyourown driving conditions. fMaintenance nels vary with dffrent usesand driving c nditiios.See the Owncr' Manua/formore information. Im/tpah andthe Impala Emblcmare e designedthe new Chevy Impala to look after itselfSo ou can ejoy agreat drive. You get standardfeatures like protection and a tubed-for-life chassis! It'llgo up to 100,000 miles before its first scheduled spark plug replacement! UNTIL SOMEBODY INVENTS THIS WILL HAVE TO DO.