BUICK ENCLAVE ENGINE

Every Time I Try To Crank Up My Car It Will Make A Sound But Won't Turn Over. What Do I Need To Do?

Changed My Oil Re­cently And A Cou­ple Days Later When I Pulled The Cover Off To Clean Out My In­take Valve And Found This On My Cap.

I’m Go­ing To Be Re­plac­ing The Throt­tle Body. What Is The Re­learn Pro­ce­dure?

Dtc Codes Re­fer To Egr, Pcv In­take Leaks. Can­not Find Egr Valve Or Typ­i­cal Pcv Valves. Car Now Back­fires With Black Ex­haust And Stalls...