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Pontiac Firebird

The F-body coupé built alongside the Chevrolet Camaro, and that is where its information lives — same platform, same engines, same transmissions, so Camaro data covers nearly all of it. The fourth-generation cars from 1993 are the ones still commonly met, and their recurring faults are electrical rather than mechanical: the optical distributor on the LT1 sits behind the water pump and fails when coolant seeps into it, producing a crank-no-start or an intermittent stall that reads as an ignition-module fault; and the VATS resistor-pellet key system on earlier cars degrades until the car refuses to start. The LS1 cars from 1998 drop both problems and share the Corvette's engine management.

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Pontiac Firebird
Highonhendrix at English Wikipedia · Public domain (external)

Generations

  • Third generation 1982–1992

    Carburetted and early throttle-body cars with VATS theft deterrent — a degraded key resistor is a common no-start.

    Body styles
    Coupé · Convertible
    Platform
    GM F-body
    Engines
    • 2.5 four-cylinder — petrol · 67 kW (90 hp) · Iron Duke
    • 2.8 V6 — petrol · 76–101 kW (102–135 hp)
    • 5.0 V8 — petrol · 108–153 kW (145–205 hp)
    • 5.7 V8 — petrol · L98
    • 3.1 — petrol · 6-cylinder, US market 1990-1992
    Transmissions
    5-speed manual · 4-speed automatic · 3-speed automatic · 4-speed manual
    Drivetrain
    Rear-wheel drive
  • Fourth generation 1993–2002

    LT1 then LS1; the LT1's optical distributor fails on coolant ingress and reads as an ignition-module fault.

    Body styles
    Coupé · Convertible
    Platform
    GM F-body
    Engines
    • 3.4 V6 — petrol
    • 3.8 V6 — petrol · 149 kW (200 hp) · Series II L36
    • 5.7 V8 — petrol · LT1
    • 5.7 V8 — petrol · LS1
    Transmissions
    THM 4L60 4-speed automatic · THM 4L60E 4-speed automatic · Borg Warner T-5 5-speed manual · Borg Warner T56 6-speed manual
    Drivetrain
    Rear-wheel drive

Information, not instruction

CarGeek is a reference, not a service manual. Its pages are written from public sources and from what other people have found, never from a manufacturer's own service information, so they can be wrong or incomplete for your particular vehicle. Some of what they describe carries real risk: high voltage, fuel under pressure, stored energy, hot and moving parts.

Have anything you intend to act on checked by a trained person against the manufacturer's own procedure for your vehicle. Nothing here replaces that procedure.

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