GM Service Manual Online
For 1990-2009 cars only

DTC

Description

Module

B1770

DTC B1770, B1775, B1780, B1785, B1790, B1805, or B2415

MSM

B1775

DTC B1770, B1775, B1780, B1785, B1790, B1805, or B2415

MSM

B1780

DTC B1770, B1775, B1780, B1785, B1790, B1805, or B2415

MSM

B1785

DTC B1770, B1775, B1780, B1785, B1790, B1805, or B2415

MSM

B1826

DTC B1826

MSM

B2356

DTC B2356, B2366, or B2376

MSM

B2366

DTC B2356, B2366, or B2376

MSM

B2376

DTC B2356, B2366, or B2376

MSM

B3792

DTC B3792

MSM