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
Connector Locations
1987 Pontiac Firebird V8-350 5.7LSECTION Connector Locations
Firebird
Connector C100: LH Front Of Dash, Left Of Brake Master Cylinder
Connector C101:
Connector C102: RH Front Of Dash
Connector C103: In Front Lamp Harness, LH Rear Corner Of Engine Compartment
Connector C104: Front Of Engine Compartment Rear Of Radiator
Connector C106: Above Front Of Transmission
Connector C107: RH Front Of Dash, Ahead Of Blower Motor
Connector C112: Behind Battery, Near Positive Battery Cable
Connector C113: Taped To Engine Harness, RH Front Of DashConnector C
Connector C114 (V8-305/5.0L VIN F, V8-350/5.7L): Taped To Engine Harness, Above Rear Engine
Connector C114 (V8-305/5.0L VIN H): Taped To Engine Harness, Above Rear Of Engine
Connector C114 (V6-173/2.8L, VIN S): Taped To Engine Harness, Above Rear Of Engine
Connector C115: Center Front Of Dash
Connector C119: LH Rear Corner Of Engine Compartment
Connector C121: LH Front Of Car, Behind LH Fog Lamp
Connector C122: RH Front Of Caar, Behind RH Fog Lamp
Connector C132: Behind Battery, Near Positive Battery Cable
Connector C140: LH Front Of Dash, Near Brake Master Cylinder
Connector C142: Lower LH Side Of Engine, Above Exhaust Manifold
Connector C143: Lower LH Side Of Engine
Connector C172: Top Rear Of Engine
Connector C201: LH Shroud Near Center Access Hole
Connector C202: Behind Center Of I/P, Near Control Head
Connector C203: Behind LH Side Of I/P, At Base Of Steering Column
Connector C204: Above LH Reaar Corner Of Engine
Connector C205: LH Shroud, Near Center Access Hole
Connector C207: Behind RH Side Of I/P, Near ECM
Connector C208: LH Shroud, Ahead Of Center Access Hole
Connector C209: Behind RH Side Of I/P, Left Of Cruise Module
Connector C210: Behind I/P, On RH Lower Side Of Steering Column
Connector C212: Behind Center Of I/P
Connector C213: LH Side Of I/P, Near Lamp Switch
Connector C214: LH Shroud, Near Center Access Hole
Connector C215: Center Of I/P, Behind A/C Control
Connector C216: Behind LH Side Of I/P, Left Of Steering Column
Connector C220: Behind Top LH Side Of I/P, Near Headlamp
Connector C221: Behind RH Side Of I/P, Near ECM
Connector C222: Top Front Of Engine
Connector C223: Behind LH Side Of I/P, At Base Of Steering Column
Connector C224: Center Of I/P, Behind A/C Control
Connector C227: Behind LH Side Of I/P, At Shroud
Connector C238: LH Shroud, Ahead Of Center Access Hole
Connector C240: Behind I/P, Near Base Of Steering Column
Connector C301: LH Rear Corner Of Trunk
Connector C302: LH Rear Corner Of Trunk
Connector C303: LH Shroud, Near Center Access Hole
Connector C304: RH Shroud, Near Center Access Hole
Connector C305: Under LH Side Of I/P
Connector C307: Center Of Windshield Header
Connector C312: Behind Rear License Plate
Connector C313: LH Rear Of Car, Under Trunk, On Frome Rail
Connector C319: Behind I/P, At LH Shroud
Connector C325: Below LH Front Seat
Connector C329: In Rear Lamp Harness, Above LH Side Of License
Connector C330: Underside Of LH Front Seat
Connector C331: Underside Of LH Front Seat
Connector C332: Underside Of RH Front Seat
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.