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Engine Control System - 3.6L (LY7) - Introduction: Specifications Cadillac STS I

Testing & Diagnostics

Ignition System Specifications

ApplicationSpecification
MetricEnglish
Firing Order1-2-3-4-5-6
Spark Plug Gap (non-adjustable)1.10 mm0.044 in
Spark Plug Torque20 N.m15 lb ft
Spark Plug TypeAC 41-988

Ignition System Specifications

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Accelerator Pedal Position (APP) Sensor Bolt9 N.m80 lb in
Air Cleaner Bolt9 N.m80 lb in
Air Cleaner Cover Screw8 N.m71 lb in
Air Cleaner Duct Clamps4 N.m35 lb in
Barometric Pressure Sensor Bolt10 N.m89 lb in
Camshaft Position Actuator Solenoid Valve10 N.m89 lb in
Camshaft Position (CMP) Sensor Bolt10 N.m89 lb in
Crankshaft Position (CKP) Sensor Bolt10 N.m89 lb in
Engine Control Module (ECM) Bolts10 N.m89 lb in
Engine Control Module (ECM) Bracket Electrical Connector Bracket Bolt10 N.m89 lb in
Engine Control Module (ECM) Bracket to Cylinder Head Bolt10 N.m89 lb in
Engine Control Module (ECM) Bracket to Engine Front Cover Bolt23 N.m17 lb ft
Engine Control Module (ECM) Bracket Wire Harness Retainer Bolt23 N.m17 lb ft
Engine Control Module (ECM) Wiring Harness Ground Wire Bolt10 N.m89 lb in
Engine Control Module (ECM) Redundant Ground Wire Bolt5 N.m44 lb in
Engine Coolant Temperature (ECT) Sensor22 N.m16 lb ft
Evaporative Emission (EVAP) Canister Nut6 N.m53 lb in
Fuel Filler Tube Bolt3.5 N.m31 lb in
Fuel Filler Tube Brace Bolt9 N.m80 lb in
Fuel Filler Tube Hose Clamp3.5 N.m31 lb in
Fuel Filter Bracket Bolt9 N.m80 lb in
Fuel Filter Outlet Fitting30 N.m22 lb ft
Fuel Rail Bolt10 N.m89 lb in
Fuel Tank Strap Bolt50 N.m37 lb ft
Heated Oxygen Sensor (HO2S)40 N.m30 lb ft
Ignition Coil Bolt10 N.m89 lb in
Intake Manifold Runner Control Solenoid Bolt10 N.m89 lb in
Knock Sensor Bolt23 N.m17 lb ft
MAF Sensor Screw4 N.m35 lb in
Rear Frame Bolt200 N.m148 lb ft
Shock Bolt - Lower90 N.m66 lb ft
Spark Plug20 N.m15 lb ft
Throttle Body Bolt10 N.m89 lb in

Fastener Tightening Specifications

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