Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
1999 Pontiac Firebird Formula, AutomaticFACTORY OEM SERVICE PROCEDURE
Charging System Check
- Check battery and battery cables. Check STRTR, IGN, and GAGES fuses in instrument panel fuse block. Check system grounds. Check starter connections. Check drive belt. Turn ignition switch to START position. If engine cranks, go to next step. If starter solenoid does not click or starter solenoid clicks, but engine does not crank, diagnose starter. See appropriate STARTERS article.
- Start engine. Check voltage at battery. If voltage is 13-16 volts, system is okay. If voltage is not 13-16 volts, go to BATTERY IS UNDERCHARGED OR OVERCHARGED .
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.