Engine Controls - Revised DTC P1406, EGR Pintle Position

File In Section: 6E - Engine Fuel & Emission

Bulletin No.: 71-65-36

Date: August, 1997

SERVICE MANUAL UPDATE

Subject:
Section 6E- Engine Controls Revised Diagnostic Trouble Code (DTC) P1406

Models:
1996-97 Chevrolet and GMC C/K, GMT600, M/L, P3, S/T and Bravada Models with 4.3L, 5.0L, 5.7L, 7.4L Engine (VINs
W, X, M, R, J - RPOs L35, L30, L31, L29)














This service bulletin is being issued to inform technicians of a revision to Diagnostic Trouble Code (DTC) P1406. When diagnosing this DTC, the technician is instructed to use this updated DTC P1406 table.