TORQUE SPECIFICATIONS-1994-2001 CHEVY S10’s & GMC SONOMA’s - S-10 Forum
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TORQUE SPECIFICATIONS-1994-2001 CHEVY S10’s & GMC SONOMA’s

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Old 03-07-2014, 09:34 PM   #1
2Low2Tow
 
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Post TORQUE SPECIFICATIONS-1994-2001 CHEVY S10’s & GMC SONOMA’s

TORQUE SPECIFICATIONS
**Ft-lbs (Unless otherwise indicated)**

FOR 1994-2001 CHEVY S10’s & GMC SONOMA’s

**ALL TORQUE SPECS ARE PER GM FACTORY & HAYNES MANUAL**



2.2L FOUR CYLINDER ENGINE:

Camshaft sprocket bolt 96

Camshaft thrust Plate bolts 106 in-lbs

Crankshaft Pulley to Hub Bolts 37

Crankshaft Pulley to Crankshaft bolt 77

Connecting Rod Cap Nuts 38

Crankshaft Main Bearing Cap Bolts 70

Crankshaft Sensor 97 in-lbs

Coolant Drain plug- Cylinder Block
*(Driverside of Engine block-below Freeze plugs) 11

Coolant Pump 18

Coolant inlet bolts 18

Coolant Outlet Adapter Bolts 89 in-lbs

Coolant Outlet Nuts 89 in-lbs

Electronic Ignition System Coil Assy 18

EGR Valve Nuts 12

EGR Valve Adapter Bolts 97 in-lbs

EGR Valve Solenoid Bolt
*(Which is mounted between upper 22
intake manifold and fuel rail under TPS Sensor)

Engine Coolant Temp Sensor 106 in-lbs

Engine Lift Bracket Nut/Bolt 37

Exhaust Manifold Nuts 115 in-lbs

Exhaust Manifold Studs 89 in-lbs

Exhaust Pipe To Manifold Nuts 18

EVAP Emissions Canister Purge Valve Nuts 18

Fly Wheel Bolts- AUTOMATIC TRANSAXLE 55

Fly Wheel Bolts- MANUAL TRANSAXLE 55

Fuel Injector Retainer Bolts 15

Fuel Outlet Pipe to Fuel Pressure Regulator Nut 21

Heater Hose Fitting-Upper Intake Manifold 24

Intake (Lower) Manifold Nuts (thru 1998) 24

**1999+Later Torque Nuts and Bolts to 17**


Intake (Lower) Manifold Studs 89 in-lbs

Intake (Upper) Manifold Bolts 22

Knock Sensor 14

Map Sensor 27 in-lbs

Oil Fill Tube Nut 106 in-lbs

Oil Filter Connector 26

Oil Filter ¾ to One turn after gasket “Oring” contact

Oil Level Sensor 16

Oil Pan Nuts & Bolts 89 in-lbs

Oil Pan Drain Plug 33

Oil Pan Studs 89 in-lbs

Oil Pressure Sensor 115 in-lbs

Oil Pump Cover bolts 89 in-lbs

Oil Pump Drive Assy. 18

Oil Pump Mounting Bolt 32

Oxygen Sensor 31

Pressure Plate Bolts 28


Cylinder head bolts:

STEP 1: LONG BOLTS 46

SHORT BOLTS (Exhaust manifold side) 43

STEP 2: Tighthen ALL BOLTS an additional 90 degrees


Engine mount-to-engine bolts 39

Engine mount through-bolts 38

Engine mount bracket-to-frame bolts 33

Lifter Guide retainer-to-block stud 97 in-lbs

Oil Pan bolts 89 in-lbs

Oil Pump-to-block bolt 32

Rocker Arm Studs 37

Rocker-arm nuts (Bolts on 1999 and later) 19 to 22

Timing Chain cover bolts 97 in-lbs

Timing Chain Tensioner Torx Style Bolts 18

Sparkplugs 13

Valve Cover bolts 89 in-lbs

Accelerator Cable mounting Bracket 18

Accessory Bracket Assy. to Block 37












***EVEN THOUGH THE 4.3 TORQUE SPECS BELONG IN THE
262ciforum, I didn’t want our big brothers to feel left out***


4.3L V6 Engine Ft-lbs (Unless otherwise indicated)


Valve cover bolts:
1994 and 1995 90 in-lbs
1996 On 106 in-lbs

Intake manifold bolts
1994 and 1995
VIN Z (SEE ILLUSTRATION)

All, except bolt 7 in intial tightening sequence 35

Bolt 7 41
**Bolt 7 becomes bolt 6 in final tightening Sequence.**

Intake manifold torque sequence-4.3L (VIN Z) throttle body fuel injection

VIN W (FOR ALL INTAKE MANIFOLD BOLTS) 35

1996 On (See illustration For Intake Manifold Tightening Sequence)
Step 1: 26 in-lbs
Step 2: 106 in-lbs
Step 3: 132 in-lbs





Exhaust Manifold bolts/studs
Step 1: 132 in-lbs
Step 2: 22

Cylinder Head Bolts
1994 and 1995 65
1996 On (See illustration)
Step 1 (All bolts): 22
Step 2:
Short bolts Tighten an additional 55 degrees
Medium Bolts Tighten an additional 65 degrees
Long Bolts Tighten an additional 75 degrees




Timing chain cover bolts
1994 124 in-lbs
1995 On 106 in-lbs

Camshaft Sprocket Bolts 21
Balance Shaft retainer bolts 106 in-lbs
Driven gear bolt
Step 1: 15
Step 2: Tigthen an additional 35 degrees

Drive gear retaining stud 144 in-lbs

Rocker Arm nuts (bolts on 1999 and later) 20
Vibration damper bolt 70
Hydraulic Lifter retainer bolts 144 in-lbs
Oil Pan
1994 and 1995
Bolts 100 in-lbs
Nuts 204 in-lbs

1996-1998
Bolts 204 in-lbs
Nuts 216 in-lbs

1999 and later (All) 18

Oil pump Bolt 65
Rear main oil seal retainer bolts 132 in-lbs
Flywheel/drive plate bolts 75

Old 03-08-2014, 08:59 AM   #2
2Low2Tow
 
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Re: TORQUE SPECIFICATIONS-1994-2001 CHEVY S10’s & GMC SONOMA’s

The illustrations I had listed with 4.3 specs aren't showing will try to make a 2nd attempt to post them shortly.
Old 03-09-2014, 08:51 AM   #3
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Re: TORQUE SPECIFICATIONS-1994-2001 CHEVY S10’s & GMC SONOMA’s

**First Picture is the tightening sequence for VIN Z 4.3L Intake Manifold Bolts 1994-1995**

**Second Picture is for 1996 & Newer-Intake Manifold Tightening Sequence**

**Third picture is for the tightening sequence of Cylinder head bolts on 1996+Newer models.
Attached Thumbnails
TORQUE SPECIFICATIONS-1994-2001 CHEVY S10’s & GMC SONOMA’s-0900c15280250130.jpg   TORQUE SPECIFICATIONS-1994-2001 CHEVY S10’s & GMC SONOMA’s-0900c1528025013a.gif   TORQUE SPECIFICATIONS-1994-2001 CHEVY S10’s & GMC SONOMA’s-0996b43f8020970e.gif  
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