Engine Control System - 4.2L - Introduction: Specifications

Engine Control System - 4.2L - Introduction: Specifications GMC Envoy II

Ignition System Specifications

Ignition System Specifications

Application	Specifications
Application	Metric	English
Accelerator Pedal Position (APP) Sensor Bolt	10 N.m	89 lb in
Air Cleaner Cover/Resonator Retaining Screw	4 N.m	35 lb in
Air Cleaner Lower Housing/Washer Solvent Tank Assembly Nut	15 N.m	11 lb ft
Air Cleaner Outlet Duct Clamp	4 N.m	35 lb in
Air Cleaner Outlet Resonator Bolt	6 N.m	53 lb in
Camshaft Position (CMP) Sensor Bolt	10 N.m	89 lb in
Crankshaft Position (CKP) Sensor Bolt	10 N.m	89 lb in
Engine Coolant Temperature (ECT) Sensor	16 N.m	12 lb ft
EVAP Canister Bracket Bolt	20 N.m	15 lb ft
EVAP Canister Purge Solenoid Bracket Bolt	25 N.m	18 lb ft
Fuel Fill Hose Clamp	2.5 N.m	22 lb in
Fuel Fill Pipe Bracket Nut	10 N.m	89 lb in
Fuel Fill Pipe Ground Strap Bolt	10 N.m	89 lb in
Fuel Filter Bracket Screw	1.5 N.m	13 lb in
Fuel Pipe Assembly Bracket Bolt	3.75 N.m	33 lb in
Fuel Pressure Regulator Screw	8 N.m	71 lb in
Fuel Rail Bolt	10 N.m	89 lb in
Fuel Tank Strap Bolt	32 N.m	24 lb ft
Heated Oxygen Sensor (HO2S)	41 N.m	30 lb ft
Ignition Coil Bolt	10 N.m	89 lb in
Knock Sensor (KS)	25 N.m	18 lb ft
Powertrain Control Module (PCM) Connector End Bolt	8 N.m	71 lb in
Powertrain Control Module (PCM) Mounting Stud	6 N.m	53 lb in
Powertrain Control Module (PCM) Retaining Bolt	10 N.m	89 lb in
Powertrain Control Module (PCM) Retaining Nut	10 N.m	89 lb in
Spark Plug	17-23 N.m	13-16 lb ft
Throttle Body Bolt	10 N.m	89 lb in

Fastener Tightening Specifications