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Home >> Chevrolet >> 2001 >> Impala Base, 3.8 K >> Repair and Diagnosis >> External Pages >> Different car >> Section 63 (Automatic Transaxle Diagnosis - 4T65-E) >> Diagnostic Tests >> DTC P0748: Pressure Control Solenoid Electrical Problem >> Test Description

Test Description

WARNING: This page is about a different car, the 2002 Oldsmobile Intrigue and 2001 Oldsmobile Intrigue. However, it is still accessible from the selected car via links, so may be relevant.

The numbers listed below refer to step numbers in the diagnostic procedure:

  1. 2

    This step verifies that the fault is present.

  2. 3

    This step tests the transaxle wiring harness and the PC solenoid valve for correct resistance.

  3. 9

    This step begins diagnosis of the engine side of the circuit.

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