Mobile Service Plus, 3 years

2LT, 3LT, RS: O; Premier: O (2025 only); requires a dealer with a BFU of 284; not available with R9Y

only in: Blazer EV, not the Police Package; the RPO code lists print only Mobile Service Plus; the guides give the duration

LT, RS: O; the lists print only Mobile Service Plus; the guide gives 3 years (the Cadillac Optiq and LYRIQ guides read 4 years); dealers with a BFU of 284

O on all trims

the guide text names a 3-year plan

the lists print only Mobile Service Plus; the guides give the duration; 2025–2027: A in all trims (requires R9W; not available with R9Y)

O on all trims; required for dealers with a BFU of 284 unless R9W is ordered; requires a TRE, SRE or fleet order type; not available with R9Y from 2026

O: Cargo 1WT, Cutaway 1WT, Cutaway 2WT (2025–2026), Passenger 1LS, Passenger 1LT

all trims: O; required for dealers with a BFU of 284 unless R9W is ordered; TRE, SRE or fleet order types; not available with R9Y

2025–2027: A in all groups; 2026: not available with R9Y; 2027: not available with R9Y

only in: 2500 HD, 3500 HD, 3500 HD chassis cab

prints the same wording as R9Y;

2027: O on all trims

2027: LS, LT, RST, Z71, Premier, High Country: O

all trims: O; required for dealers with a BFU of 284 unless R9W is ordered; not available with R9Y from 2026

O on all trims; dealer BFU 284 only; 2026–2027: not available with R9Y

all trims: O; dealer service convenience plan (mobile service, pick-up and delivery, loaner); the 2025 and 2026 guides both state 3 years