Verifying Reprogramming

2000 Chevrolet Cab & Chassis C2500, 6.5 F, AutomaticSECTION Verifying Reprogramming
WARNING: This page does not describe the selected car, but rather 60 other vehicles, including the 2003 Saturn Vue, 2003 Saturn LW300, 2003 Saturn LW200, 2003 Saturn L300, and 2003 Saturn L200. However, it is still accessible from the selected car via links, so may be relevant.

Verify the PCM programming was successful using the following procedure:

  1. Turn OFF the ignition for 30 seconds.
  2. Start the engine.
  3. Repeat the SPS procedure if the vehicle does not start or starts but runs rough.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.