The following diagrams/formations are shown in the 1984/85 Eastern Region Passenger Train Marshalling book, with corresponding Locomotive Diagrams taken from the IM Depot Locomotive Diagrams (w.e.f. 14/05/84)...
LN 152 - 2 SK, CK, BSK (MK1 VB DH)
M-S
2T04 M-S 07:30 Cleethorpes - Newark NG (09:08) - 31/4 (Diagram IM-41)
2T03 M-S 09:50 Newark NG - Cleethorpes (11:27) - 31/4 (Diagram IM-41)
2T10 M-S 13:35 Cleethorpes - Newark NG (15:12) - 31/4 (Diagram IM-41)
2T09 M-S 16:00 Newark NG - Cleethorpes (17:35) - 31/4 (Diagram IM-41)
2T16 M-S 19:03 Cleethorpes - Newark NG (20:38) - 31/4 (Diagram IM-41)
2T15 SX 21:49 Newark NG - Cleethorpes (23:28) - 31/4 (Diagram IM-41)
2T15 SO 21:49 Newark NG - Lincoln St Marks (22:12) - 31/4 (Diagram IM-41)
Sundays
2T08 SUN 12:15 Lincoln St Marks - Newark NG (12:36) - 31/4 (Diagram IM-41)
2T07 SUN 14:08 Newark NG - Cleethorpes (15:53) - 31/4 (Diagram IM-41)
2T14 SUN 16:15 Cleethorpes - Newark NG (17:50) - 31/4 (Diagram IM-41)
2T11 SUN 18:20 Newark NG - Cleethorpes (19:56) - 31/4 (Diagram IM-41)
LN 153 - 2 SK, CK, BSK (MK1 VB DH)
M-S
2T06 M-S 09:38 Cleethorpes - Newark NG (11:13) - 31/4 (Diagram IM-42)
2T05 M-S 11:50 Newark NG - Cleethorpes (13:27) - 31/4 (Diagram IM-42)
2T12 M-S 15:05 Cleethorpes - Newark NG (16:40) - 31/4 (Diagram IM-42)
2T11 M-S 18:08 Newark NG - Cleethorpes (19:45) - 31/4 (Diagram IM-42)
The Trans-Pennine services to/from Cleethorpes were as follows:
YC 200 - BSK, 3 TSO (Mk2a/b/c VB EH)
M-S
...
17:38 SX Manchester P - Cleethorpes (20:58) - 31/4 (Diagram IM-46)
17:41 SO Manchester P - Cleethorpes (20:58) - 31/4 (Diagram IM-46)
YC 201 - BSK, 3 TSO (Mk2a/b/c VB EH)
M-S
08:46 Cleethorpes - Manchester P (11:48) - 31/4 (Diagram IM-47)
...
20:15 Manchester P - Cleethorpes (23:40) - 31/4 (Diagram IM-51)
SUN
17:40 Cleethorpes - Manchester P (20:40) - 31/4 (Diagram IM-48)
...
YC 202 - BSK, 3 TSO (Mk2a/b/c VB EH)
M-S
07:37 Cleethorpes - Manchester P (10:48) - 31/4 (Diagram IM-44)
...
YC 204 - BSK, 3 TSO (Mk2a/b/c VB EH)
SUN* (*14/05/84 - 28/10/84)
...
18:20 Manchester P - Cleethorpes (21:25) - 31/4 (Diagram IM-51)
YC 205 - BSK, 3 TSO (Mk2a/b/c VB EH)
M-S
...
13:50 Sheffield - Cleethorpes (15:51) - 31/4 (Diagram IM-48)
17:30 Cleethorpes - Sheffield (19:47) - 31/4 (Diagram IM-48)
...
SUN* (* from 04/11/84)
...
18:20 Manchester P - Cleethorpes (21:25) - 31/4 (Diagram IM-51)
YC 206 - BSK, 3 TSO (Mk2a/b/c VB EH)
M-S
...
08:41 Manchester P - Cleethorpes (11:57) (11:41 SO* until 29/09/84) - 31/4 (Diagram IM-46)
12:43 Cleethorpes - Manchester P (15:48) - 31/4 (Diagram IM-46)
...
I hope that is helpful.
Barry