DTC E047, B334-B337: Serial Data Circuit Multiple Intermittent Data Codes

NOTE: Refer to TECHNICAL SERVICE BULLETIN TSB T90-90 for information related to intermittent codes.

NOTE: For flow chart, see Fig 1 . For circuit identification, see Fig 2 .

Use this flow chart if two or more dataline DTCs are set.

Fig 1: DTC E047 & B334-B337: Serial Data Circuit Multiple Intermittent Data Codes Flow Chart

Courtesy of GENERAL MOTORS CORP.

Fig 2: DTC E047, B334-B337: Serial Data Circuit Multiple Intermittent Data Codes Flow Chart Circuit

Courtesy of GENERAL MOTORS CORP.