Lumina APV V6-191 3.1L (1990)
29.
Remove exhaust pipe to exhaust manifold bolts and springs.
30.
Remove right-hand inner fender shield and power steering hose retaining clamps at right-hand frame rail.
31.
Remove engine ground strap to lower tie bar. Refer to service manual (section 6D5, Figure 9).
32.
Remove engine mount to frame retaining bolts and washers.
33.
Lower vehicle and support engine/transaxle for removal from vehicle onto stand J 36295.
34.
Remove engine/transaxle frame to body retaining bolts and raise vehicle.
35.
Remove serpentine belt guide cover and belt.
36.
Remove alternator wiring, generator and bracket.
37.
Remove power steering pump and lines from engine. Wire pump assembly and lines to frame.
Notice:
Do not disconnect lines from pump.
38.
Remove A/C compressor support brace and compressor assembly.
39.
Remove front and rear coolant by-pass pipes from engine.
40.
Remove water pump from front cover.
41.
Remove spark plug wiring at spark plugs and remove spark plug wire routing retainers.
42.
Remove TBI wiring. hoses. and TBI unit from intake manifold.
43.
Remove engine wiring harness from engine.
44.
Remove distributor retainer and distributor assembly from engine.
45.
Remove both rocker arm covers.
46.
Remove intake manifold assembly.
47.
Remove serpentine belt tensioner from engine front cover.
48.
Remove torque strut and A/C compressor mounting bracket.
49.
Remove torsional damper bolt from crankshaft.
50.
Remove torsional damper from crankshaft using J 24420-B.
51.
Remove exhaust crossover pipe from both engine exhaust manifolds.
52.
Remove engine exhaust manifolds.
53.
Remove ignition coil and bracket.
54.
Remove electronic vacuum regulator valve (EVRV) and bracket.
55.
Remove oil filter adaptor and sensor assembly.
56.
Remove engine spark control (ESC) knock sensor.
57.
Remove engine coolant sensor from cylinder head.
58.
Remove engine to transaxle bracket bolts and bracket.
59.
Remove engine block heater, if equipped.
60.
Remove engine to transaxle retaining bolts.
61.
Separate engine from transaxle.
62.
Remove engine mount bracket bolts at engine block.
63.
Remove flywheel from engine.
64.
Clean all gasket surfaces on new engine.
65.
Install flywheel to new engine, apply GM Thread Lock to all flywheel bolts and tighten bolts to 70 Nm (52 lb. ft.)
66.
Install engine to front mount bracket. Tighten three front bolts to 80 Nm (59 lb. ft.) and one side bolt to 110 Nm (80 lb. ft.).
67.
Install engine to transaxle retaining bolts. Tighten bolts to 75 Nm (55 lb. ft.).
68.
Install engine to transaxle bracket. Refer to service manual for details of installation procedure (section 6A).
69.
Install new engine oil level indicator (dipstick) tube to new engine (tube packaged loose with Goodwrench engine).
70.
Install new engine oil level indicator (dipstick) into indicator tube (indicator packaged loose with Goodwrench engine)
71.
Install engine block heater, if equipped.
72.
Install engine coolant sensor.
73.
Install ESC knock sensor. Tighten sensor to 19 Nm (14 lb. ft.).
Notice:
Be sure threads are clean.
74.
Install oil filter adaptor, including oil pressure sensor and new adaptor gasket. Tighten connector through adaptor to 39 Nm (29 lb. ft.).
75.
Install EVRV and bracket to cylinder head.
76.
Install ignition coil and bracket to cylinder head.
77.
Install both engine exhaust manifolds and new exhaust manifold gaskets. Refer to service manual for details of installation procedure (section
6A4).
78.
Install exhaust crossover pipe. Tighten nuts to 25 Nm (18 lb. ft.).
79.
Install torque strut/air conditioning compressor mounting bracket on engine.
80.
Install torsional damper to crankshaft. Refer to installation procedure (section 6A4).
78.
Install exhaust crossover pipe. Tighten nuts to 25 Nm (18 lb. ft.).
79.
Install torque strut/air conditioning compressor mounting bracket on engine.
80.
Install torsional damper to crankshaft. Refer to service manual for details of installation procedure (section 6A4)
81.
Install serpentine belt tensioner assembly to front cover. Refer to service manual for details of installation procedure (section 6A4).
82.
Install intake manifold assembly and new intake manifold gasket. Refer to service manual for details of installation procedure (section 6A4).
83.
Install both rocker arm covers. Use rocker cover gaskets which came with Goodwrench engine. Refer to service manual for details of installation
procedure (section 6A4).
84.
Install distributor assembly and new seal o-ring. Refer to service manual for deteals of installation procedure (section 6D4).
Notice:
