navyseal334
Full Access Member
- Joined
- Jan 19, 2022
- Posts
- 136
- Reaction score
- 81
Took my 23 suburban Duramax in for its first service last week and since then, the mpg has dropped and the estimated mpg is much slower to adjust as I drive than it was before the service.
Has anyone else experienced something similar? If so, any idea what caused it and if there's a remedy?
Has anyone else experienced something similar? If so, any idea what caused it and if there's a remedy?
