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Engine Controls and Fuel - 2.4L (Luk) - Specifications: Specifications Buick LaCrosse II facelift

Ignition System Specifications

ApplicationSpecification
Ignition TypeIndividual Ignition Coils
Firing Order1-3-4-2
Spark Plug TorqueRefer to Fastener Tightening Specifications (LAF, LEA, or LUK)
Spark Plug GapRefer to Engine Mechanical Specifications (LAF, LEA, or LUK)
Spark Plug TypeRefer to Electronic Parts Catalog

Ignition System Specifications

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Accelerator Pedal Position (APP) Sensor Bolt10 N.m89 lb in
Air Cleaner Housing Cover Screw5 N.m44 lb in
Air Cleaner Outlet Duct Clamp4 N.m35 lb in
Camshaft Position Actuator Solenoid Valve Bolt10 N.m89 lb in
Camshaft Position (CMP) Sensor Bolt10 N.m89 lb in
Charge Air Cooler Clamp2.7 N.m24 lb in
Crankshaft Position (CKP) Sensor Bolt10 N.m89 lb in
Engine Coolant Temperature (ECT) Sensor20 N.m15 lb ft
Evaporative Emission (EVAP) Canister Purge Valve Bracket Bolt25 N.m18 lb ft
Front Frame Bolt100 N.m73 lb ft + 180 degrees
Fuel Fill Hose Clamp4 N.m35 lb in
Fuel Fill Pipe to Upper bracket lBolt1.5 N.m13 lb in
Fuel Fill Pipe to Underbody Bolt10 N.m89 lb ft
Fuel Rail Bolt10 N.m89 lb in
Fuel Tank Strap Bolt20 N.m15 lb ft
Heated Oxygen Sensor (HO2S)41 N.m30 lb ft
Ignition Coil Bolt10 N.m89 lb in
Knock Sensor25 N.m18 lb ft
Mass Air Flow (MAF)/Intake Air Temperature (IAT) Sensor Screw4 N.m35 lb in
Negative Battery Cable Bolt17 N.m13 lb ft
Positive Battery Cable to Starter Solenoid Nut10 N.m89 lb in
Side Rail Reinforcement Bolt50 N.m37 lb ft
Spark Plug20 N.m15 lb ft
Throttle Body Bolt10 N.m89 lb in

Fastener Tightening Specifications