1969 Chevrolet Camaro Base, 2D Convertible, 5.3L Eng, Not Available TransFACTORY OEM SERVICE PROCEDURE

Units Without Field Relay

  1. With ignition ON and engine OFF connect voltmeter positive lead to No. 3 regulator terminal and connect voltmeter negative lead to "F" regulator terminal.
  2. If voltage is notΒ  between 0.9 volt and 2.0 volts, regulator must be replaced.
    Fig 1: Typical Transistor Regulator Internal Circuits (Without Indicator Light Or Field Relay)
    G09333240Courtesy of GENERAL MOTORS COMPANY
  3. If voltage is between 0.9 volt and 2.0 volts, operate engine for 15 minutes at 1500 RPM with headlights ON. Measure temperature of air VV from regulator cover (ambient temperature). Connect voltmeter between ground and No. 3 regulator terminal. Check voltage against specifications given in table.
  4. If voltage is notΒ  within specified range, regulator must be replaced.
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

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.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.