Exhaust Manifold Installation; Egr Valve Installation; Flywheel Installation; Coolant Pump Installation - GMC T Series 1994 Repair Manual

N O T IC E : R e f e r to " N o t i c e " o n p a g e 6 A 4 -1 .
3. Rocker arm cover bolts (1) and washers.
Tighten
• Rocker arm cover bolts (1) to 10 N-m
(90 lbs. in.).
EXHAUST MANIFOLD
INSTALLATION
Install or Connect (Figure 54)
1. Exhaust manifold.
2. Heat shield (77).
N O T IC E : R e f e r to " N o t i c e " o n p a g e 6 A 4 -1 .
3. Exhaust manifold bolts (80), washers (78), and tab
washers (79).
Tighten
A. Bolts on center exhaust tube flange to 35 N-m
(26 lbs. ft.).
B. Bolts on front and rear exhaust tube flanges to
27 N-m (20 lbs. ft.).
C. Bend the tab washers (79) over the heads of all
bolts (80).

EGR VALVE INSTALLATION

-H -
Install or Connect
1. New gasket.
2. EGR valve.
N O T IC E : R e f e r to "N o t i c e " o n p a g e 6 A 4 -1 .
3. Bolts.
77. Heat Shield
78. Washer
79. Tab Washer
80. Bolt/Stud
^X
Tighten
• Bolts to 20 N-m (15 lbs. ft.).

FLYWHEEL INSTALLATION

+4-
Install or Connect
1. Flywheel
N O T IC E : R e f e r to " N o t i c e " o n p a g e 6 A 4 -1 .
2. Flywheel bolts.
Tighten
^ X
• Bolts to 100 N.m (74 lbs. ft.).

COOLANT PUMP INSTALLATION

Install or Connect
1. Gaskets.
2. Coolant pump.
N O T IC E : R e f e r to " N o t i c e " o n p a g e 6 A 4 -1 .
3. Coolant pump bolts.
Tighten
• Coolant pump bolts to 41 N-m (30 lbs. ft.).
ENGINE ACCESSORY
INSTALLATION
Install the engine accessories (distributor, drive belt
tensioner, oil filter, generator, etc.) as directed in the
proper Light Duty Truck Service Manual. Connect all
vacuum hoses and electrical equipment the same way
as removed.
V0534