WIDE GAGE G. 1A0070 - Caterpillar

Table 1
New Part Number Description Former Part Number(1)
551-3098 Power Train Software Gp (Transmission Software) 508-8162
(1) The former part number listed is for reference only and may differ.Note: The new software is available in the form of a flash file through the Caterpillar Service Information System (SIS). Go to SIS web to make sure that the new flash file part number is still the latest flash file part number. A newer flash file part number may be available. SIS only displays the latest available flash file.The new transmission software has varying improvements that are listed below:
Updated shift control logic on Advanced Productivity Electronics Control Strategy (APECS) equipped machines to reduce drive-train torque spikes during lock-up clutch engagements.
Updated shift control logic on non APECS equipped machines to reduce drive-train torque spikes when up-shifting while braking.
Updated logic for logged diagnostics during key-on sequence to eliminate incrementing of logged diagnostics.
Updated VIMS communication diagnostic at key-on sequence to eliminate nuisance diagnostics.
Added support for Emergency Shutdown feature to neutralize transmission when ground speed is known and less than 3 km/h (1.9 mph).
Added serial number prefix "D3T" to support Tier 4 truck configurations.The new transmission software is adaptable to the products within the listed serial numbers.