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.
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1987 Pontiac Firebird V8-350 5.7L
Ground Locations
1987 Pontiac Firebird V8-350 5.7LSECTION Ground Locations
FIREBIRD
Ground G100 (V8-305/5.0L (VIN F), V8-350/5.7L, VIN 8): Lower RH Front Of Engine, On Generator Support Bracket
Ground G100 (V8-305/5.0L, VIN H): RH Front Of Engine, Below Air Pump
Ground G100 (V6-173/2.8L, VIN S): RH Front Of Engine, Below Air Pump
Ground G101: RH Front Of Engine Compartment On Radiator Support
Ground G102: LH Rear Corner Of Engine Compartment
Ground G103: On Radiator Support, Behind LH Headlamp
Ground G104: On Radiator Support, Behind RH Headlamp
Ground G108: RH Front Of Dash, Above Center Of Blower Motor
Ground G111: Top Front Of Intake Manifold
Ground G112: (V8-305/5.0L (VIN F), V8-350/5.7L, VIN 8): Rear Of LH Cylinder Head
Ground G112: (V8-305/5.0L, VIN H): Rear Of RH Cylinder Head
Ground G112: (V6-173/2.8L, VIN S): Rear Of LH Cylinder Head
Ground G116: RH Side Of Radiator Support
Ground G118: (V6-173/2.8L, (VIN S), V8-350/5.7L, VIN 8): Rear Of RH Cylinder Head
Ground G118: (V6-173/2.8L, VIN S): Rear Of RH Cylinder Head
Ground G123: RH Front Corner Of Engine
Ground G200: Behind I/P, Left Of Steering Column
Ground G201: Top Center Of Windshield Header
Ground G210: Behind Center Of I/P, On Support Bracket
Ground G215: Behind LH Side Of I/P, Left Of Steering Column
Ground G216: At LH Shroud
Ground G302: Center Of Windshield Header Ground
Ground G303: Center Of End Panel
Ground G304: Under Rear Seat, On Support Bracket
Ground G319: In Cargo Compartment Behind Center Of End Panel
Ground G321: In Center Console, Below Switches
Ground G322: Rear Of Car, Near RH Hatch Support Bracket
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:
- • 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.