Section 539 (3.6L Engine (Service Information) 1500): Installation: Installation
If the original engine has experienced a catastrophic failure or an individual failure with the piston, cylinder bore, engine block, valve or valve seat, the intake manifold MUST be replaced with a new manifold.
If installing a replacement engine, transfer components such as engine mount isolators, block heater, accessories, heater hoses and tubes to the replacement engine.
- Install the Driver Side Engine Lifting Bracket (special tool #10242-1, Brackets, Engine Lifting, Left Side) (1) on the LH cylinder head with bolts (2) provided with the Engine Lifting Bracket. Tighten the bolts to 21 N.m (15 ft. lbs.).
- Install the Passenger Side Engine Lifting Bracket (special tool #10242-2, Brackets, Engine Lifting, Right Side) (1) on the RH cylinder head with bolts (2) from the Engine Lifting Bracket. Tighten the bolts to 21 N.m (15 ft. lbs.).
- Reposition the main wire harness to the rear of the engine compartment.NOTE:
Right engine mount shown in illustration, left engine mount similar.
- 2WD Vehicle,
Position the engine mount (2) onto the engine support (1). Tighten the bolt (3) to 95 N.m (70 ft. lbs.).
- If removed, install the engine mount brackets. Tighten the bolts (1) to 61 N.m (45 ft. lbs.).
- Position the engine in the vehicle. Align the two outer engine mount bolts to the engine mount bracket (2).
- Align the left and right engine mount isolators (6) within the frame mounting brackets and lower the engine so the weight is resting on the outer mounting bolts (4).
- Install the inner engine mount to bracket through bolt (2).
- Raise the vehicle.
- Tighten the left and right engine mount nuts (3) to 61 N.m (45 ft. lbs.).
- Install the engine mount heat shield (5). Tighten the nut to 12 N.m (106 in. lbs.).
- Install the four upper transmission to engine bolts (1). Tighten the bolts to 55 N.m (41 ft. lbs.).
- Install four transmission to the engine oil pan bolts (2 and 3) and tighten to 55 N.m (41 ft. lbs.).
- Install two rubber plugs (1) covering the rear oil seal retainer flange bolts.
- Install the side engine to transmission bolt (1). Tighten the bolt to 55 N.m (41 ft. lbs.).
- Install the torque converter dust shield (3) with the bolt (2). Tighten the bolt to 12 N.m (106 in. lbs.).
- Install the transmission cooler line retainer (1) to the oil pan flange.
- If equipped with an automatic transmission, rotate the crankshaft in a clockwise direction and install the six torque converter bolts (1) through the starter mounting. Tighten the bolts to 42 N.m (31 ft. lbs.).
- Connect the temperature sensor electrical connector (2).
- Reposition the temperature sensor heat shield cover (1).
- Install the battery ground (1) to the engine block. Tightened to 12 N.m (106 in. lbs.).
- Install the battery positive cable (4) to the stop/start solenoid (1).
- Connect the stop/start solenoid electrical connector (4).
- Install the starter solenoid wiring harness (2) loom bolts (1). Tighten the bolts to 12 N.m (106 in. lbs.).
- Install the starter (3). Refer to STARTER, INSTALLATION .
- Connect the oil pump solenoid electrical connector (1).
- Connect the crank shaft positioning sensor electrical connector (3).
- Install the wiring harness retainers (2).
- Install the transmission heater hose to the thermal management line.
- Install the thermal management line bracket (1) to the transmission bell housing. Tighten the bolt (2) to 12 N.m (106 in. lbs.).
- Position the catalytic convertor to the cylinder heads.
- Align the Y-pipe (1) to the catalytic convertor flanges. Tighten the flange nuts to 23 N.m (17 ft. lbs.).
- Partially lower the vehicle.
- Align the heater line support braces to the right side cylinder head. Install the bolts (1) loose.
- Install the oil indicator tube (2) into the oil pan. Align the mounting tab to the heater line brace bolt. Tighten the bolts to 12 N.m (106 in. lbs.).NOTE:
Right catalytic converter shown in illustration, left catalytic converter similar.
- Install the right and left catalytic converters upper bolts (2). Tighten the bolts to 37 N.m (27 ft. lbs.).
- Connect the right and left upstream (1) and downstream (2) oxygen sensor connectors to the main wire harness.
- Lower the vehicle.
- Connect the power cord to the engine block heater (if equipped).
- Lower the vehicle.
- Install the A/C compressor (2) onto the engine. Tighten bolts to 28 N.m (21 ft. lbs.).
- Connect the A/C compressor electrical connector (2).
- Align the lower intermediate shaft coupler (1) to the steering gear (2). Tighten the bolt to 49 N.m (36 ft. lbs.).
- Route the main wire harness on the left side of the engine.
- Connect the left exhaust variable valve timing solenoid electrical connector (4).
- Connect the left intake variable valve timing solenoid electrical connector (3).
- Engage three wire harness retainers (1) to the left cylinder head cover.
- Connect the left Camshaft Position (CMP) sensor (5).
- Engage the main wire harness retainers (1 and 2) to the cylinder head cover mounting stud.
- Route the main wire harness on the right side of the engine.
- Connect the electrical connector (4) to the right Camshaft Position (CMP) sensor.
- Connect three fuel injector electrical connectors (5).
- Connect the main harness to the engine injection/ignition harness (1).
- Engage three main wire harness retainers (3) to the right cylinder head cover.
- Connect three ignition coil electrical connectors (2).
- Install the B+ terminal to the generator stud (2). Tighten the nut (1) to 11 N.m (97 in. lbs.).
- Connect the field circuit connector (3) to the generator.
- Connect the right exhaust variable valve timing solenoid electrical connector (5).
- Connect the right intake variable valve timing solenoid electrical connector (6).
- Engage the wire harness retainers (1) to the cylinder head cover.
- Secure the ground to the rear of the cylinder heads. Tighten the bolt (2) tightened to 12 N.m (106 in. lbs.).
- Connect the electrical connector (3) to the ignition coil capacitors.
- Install the accessory drive belt (1). Refer to BELT, SERPENTINE, INSTALLATION .
- Install the vacuum pump (4). Refer to PUMP, ELECTRIC VACUUM, INSTALLATION .
- Connect the fuel supply hose (2) to the fuel pressure sensor.
- Install the fuel pressure sensor electrical connector (3).
- Install the insulator (2) to the two alignment posts (3) on top of the LH cylinder head cover.
- Install the upper intake manifold and insulator. Refer to MANIFOLD, INTAKE, INSTALLATION .
- Connect the heater core return hose (1) to the water pump.
- Install the lower radiator hose (2) to the engine coolant pump housing.
- Install the heater supply hose to the coolant crossover (1).
- Install the upper radiator hose (1) to the engine thermostat housing.
- Install the A/C lines to the condenser (1). Tighten the nuts (2) to 23 N.m (17 ft. lbs.).
- Recharge the A/C system. Refer to PLUMBING, STANDARD PROCEDURE .
- Install the air cleaner lower housing assembly (4).
- Position the air intake onto the throttle body. Hand tighten the clamp (1).
- Install the IAT sensor electrical connector (2)
- Install the breather tube (1) to the resonator (2).
- If removed, install the oil filter and fill the engine crankcase with the proper oil to the correct level. Refer to STANDARD PROCEDURE .
- Fill the cooling system. Refer to STANDARD PROCEDURE .
- Connect the negative battery cable and tighten nut to 5 N.m (45 in. lbs.).
- Run the engine until it reaches normal operating temperature. Check cooling system for correct fluid level. Refer to STANDARD PROCEDURE .
The Cam/Crank Variation Relearn procedure must be performed using the scan tool anytime there has been a repair/replacement made to a powertrain system, for example: flywheel, valvetrain, camshaft and/or crankshaft sensors or components.