› Forums › Car Problems & Maintenance › Chevrolet › Could P0449 on 08 Impala be linked to P0556 vacuum leak?
May 1, 2025 at 5:56 pm
#88
Michael
It might if the brake booster is allowing a large vacuum loss, almost never is a fuel cap bad, however auto counter will sell you a cap that is what they do, sales, they are not mechanics they are sales counter workers, simple sales jobs.