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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1476 (Engine Control System - Diagnosis - 4.8L, 5.3L, & 6.0L (DTC P0601 To DTC U0107)) >> Diagnostic Information & Procedures >> DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 >> Description

DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610: Description

WARNING: This page is about a different car, the 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 Chevrolet TrailBlazer, and 2004 Buick Rainier. However, it is still accessible from the selected car via links, so may be relevant.

This diagnostic applies to internal microprocessor integrity conditions within the powertrain control module (PCM). This diagnostic also addresses if the PCM is not programmed.

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