Page 1497 of 5267
REMOVAL
1. Disconnect the battery negative cable.
2. Remove air cleaner assembly.
3. Remove radiator core support bracket.
4. Remove fan shroud with viscous fan assembly.
5. Remove drive belt.
6. Remove A/C compressor (2) and secure away from
engine.
7. Remove generator (3) and secure away from
engine.
NOTE: Do NOT remove the phenolic pulley from
the P/S pump. It is not required for P/S pump
removal.
8. Remove power steering pump with lines attached
and secure away from engine.
9. Drain cooling system.
10. Disconnect the heater hoses from the engine.
11. Disconnect heater hoses from heater core and
remove hose assembly.
12. Disconnect throttle and speed control cables.
13. Remove upper radiator hose from engine.
14. Remove lower radiator hose from engine.
15. Remove radiator/cooling module assembly.
16. Disconnect the engine to body ground straps at
theleftsideofcowl.
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17. Disconnect the engine wiring harness at the fol-
lowing points :
Intake air temperature (IAT) sensor (4)
Fuel Injectors
Throttle Position (TPS) Switch (2)
Idle Air Control (IAC) Motor (3)
Engine Oil Pressure Switch
Engine Coolant Temperature (ECT) Sensor
Manifold Absolute Pressure MAP) Sensor
Camshaft Position (CMP) Sensor
Coil Over Plugs
Crankshaft Position Sensor
18. Remove coil over plugs.
19. Release fuel rail pressure.
20. Remove fuel rail and secure away from engine.
NOTE: It is not necessary to release the quick
connect fitting from the fuel supply line for engine
removal.
21. Remove the PCV hose.
22. Remove the breather hoses.
23. Remove the vacuum hose for the power brake
booster.
24. Disconnect knock sensors.
25. Remove engine oil dipstick tube.
26. Remove intake manifold.
27. Install engine lifting fixture,special tool#8247, using original fasteners from the removed intake manifold, and
fuel rail. Torque to factory specifications.
NOTE: Recheck bolt torque for engine lift plate before removing engine.
28. Secure the left and right engine wiring harnesses away from engine.
29. Raise vehicle.
30. Disconnect oxygen sensor wiring.
Page 1499 of 5267
31. Disconnect crankshaft postion sensor.
32. Disconnect the engine block heater power cable, if equipped.
33. Disconnect the front propshaft at the front differ-
ential and secure out of way.
NOTE: It is necessary to disconnect the front
propshaft for access to the starter and left side
exhaust flange.
34. Remove the starter (4).
Page 1500 of 5267
35. Remove the ground straps from the left (2) and
right (3) side of the block.
36. Disconnect the right and left exhaust pipes at the
manifolds and from the crossover, and remove
from the vehicle.
NOTE: The exhaust clamps at the manifolds can-
not be reused. New clamps must be used or leaks
may occur.
37. Remove the structural cover .
38. Remove torque convertor bolts, and mark location
for reassembly.
39. Remove transmission bellhousing to engine bolts.
40. Remove left and right engine mount thru bolts.
41. Lower the vehicle.
42. Support the transmission with a suitable jack.
43. Connect a suitable engine hoist to the engine lift
plate.
44. Remove engine from vehicle.
Page 1501 of 5267
INSTALLATION
1. Position the engine in the vehicle.
2. Install both left and right side engine mounts onto
engine.
3. Raise the vehicle.
4. Install the transmission bellhousing to engine
mounting bolts. Tighten the bolts to 41 Nꞏm (30ft.
lbs.).
5. Tighten the engine mount thru bolts.
6. Install the torque convertor bolts.
7. Connect the ground straps on the left (2) and right
(3)side of the engine.
Page 1502 of 5267
8. Install the starter (4).
9. Connect the crankshaft position sensor.
10. Install the engine block heater power cable, if
equipped.
CAUTION: The structural cover requires a specific
torque sequence. Failure to follow this sequence
may cause severe damage to the cover.
11. Install the structural cover.
NOTE: New clamps must be used on exhaust man-
ifold flanges. Failure to use new clamps may
result in exhaust leaks.
12. Install the left and right exhaust pipes.
13. Connect the left and right oxygen sensors.
14. Lower vehicle.
15. Remove the engine lift plate.
16. Connect the knock sensors.
17. Connect the engine to body ground straps at the
left side of the cowl.
18. Install the intake manifold.
19. Install the engine oil dipstick tube.
20. Install the power brake booster vacuum hose.
21. Install the breather hoses.
22. Install the PCV hose.
23. Install the fuel rail.
24. Install the coil over plugs.
Page 1503 of 5267
25. Connect the engine wiring harness at the follow-
ing points :
Intake air temperature (IAT) sensor (4)
Fuel Injectors
Throttle Position (TPS) Switch (2)
Idle Air Control (IAC) Motor (3)
Engine Oil Pressure Switch
Engine Coolant Temperature (ECT) Sensor
Manifold Absolute Pressure MAP) Sensor
Camshaft Position (CMP) Sensor
Coil Over Plugs
Crankshaft Position Sensor
26. Reinstall the radiator/cooling module assembly.
27. Connect lower radiator hose.
28. Connect upper radiator hose.
29. Connect throttle and speed control cables.
30. Install the heater hose assembly.
31. Install coolant recovery bottle.
32. Install the power steering pump.
33. Install the generator (3).
Page 1504 of 5267

34. Install the A/C compressor (2).
35. Install the drive belt.
36. Install the fan shroud with the viscous fan assem-
bly.
37. Install the radiator core support bracket.
38. Install the air cleaner assembly.
39. Refill the engine cooling system.
40. Recharge the air conditioning.
41. Check and fill engine oil.
42. Connect the battery negative cable.
43. Start the engine and check for leaks.
SPECIFICATIONS
SPECIFICATIONS - 3.7L ENGINE
GENERAL SPECIFICATIONS
DESCRIPTION SPECIFICATION
Type 90°SOHCV612Valve
Number of Cylinders 6
Firing Order 1-6-5-4-3-2
Lead Cylinder No. 1 Left Bank
Compression Ratio 9.6:1
Max. Variation Between Cylinders 25%
Metric Standard
Displacement 3.7 Liters 226 Cubic Inches
Bore 93.0 mm 3.66 in.
Stroke 90.8 mm 3.40 in.
Horsepower 211 @ 5200 RPM
Torque 236ft. lbs.@4000 PRM
Compression Pressure 1172-1551 kPa 170-225 psi
CYLINDER BLOCK
DESCRIPTION SPECIFICATION
Metric Standard
Bore Diameter 93.013 ± .0075 mm 3.6619 ± 0.0003 in.
Out of Round (MAX) 0.076 mm 0.003 in.
Taper (MAX) 0.051 mm 0.002 in.
PISTONS