Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCHEVROLET1994G 20 VAN V6-262 4.3L VIN ZREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSDRUM BRAKE SYSTEMSYSTEM SPECIFICATIONS
1994 Chevrolet G 20 Van V6-262 4.3L VIN Z
System Specifications
1994 Chevrolet G 20 Van V6-262 4.3L VIN ZSECTION System Specifications
Component Torque/Ft. Lbs.
Bleeder Valve 5
Booster To Gear Line 25
Brake Booster Mounting Nuts 21
Brake Line Attaching Nuts 13
Combination Valve Attaching Bracket 13
Master Cylinder Mounting Bolts 20
Power Steering Pump To Booster Line 25
Rear Brake Anchor Pin [03]
Rear Brake Hose To Axle Bracket 90 [01]
Return Line At Booster And Gear 25
Wheel Cylinder To Flange Plate Bolt [02]
Wheel Lug Nuts [05] [08]
Wheel Lug Nuts [06] 140
[01] Inch lbs.
[02] Vehicles under gross vehicle weight of 6400 lbs. 4 ft. lbs. vehicles at or above gross vehicle weight of 6400 lbs., 15 ft. lbs.
[03] Vehicles under gross vehicle weight of 8400 lbs. 140 ft. lbs. vehicles at or above gross vehicle weight of 8400 lbs., 230 ft. lbs.
[05] Single rear wheels.
[06] Dual rear wheels.
[08] Vehicles w/8 studs, 120 ft. lbs. vehicles w/5 studs, 100 ft. lbs.
Bleeder Valve 5
Booster To Gear Line 25
Brake Booster Mounting Nuts 21
Brake Line Attaching Nuts 13
Combination Valve Attaching Bracket 13
Master Cylinder Mounting Bolts 20
Power Steering Pump To Booster Line 25
Rear Brake Anchor Pin [03]
Rear Brake Hose To Axle Bracket 90 [01]
Return Line At Booster And Gear 25
Wheel Cylinder To Flange Plate Bolt [02]
Wheel Lug Nuts [05] [08]
Wheel Lug Nuts [06] 140
[01] Inch lbs.
[02] Vehicles under gross vehicle weight of 6400 lbs. 4 ft. lbs. vehicles at or above gross vehicle weight of 6400 lbs., 15 ft. lbs.
[03] Vehicles under gross vehicle weight of 8400 lbs. 140 ft. lbs. vehicles at or above gross vehicle weight of 8400 lbs., 230 ft. lbs.
[05] Single rear wheels.
[06] Dual rear wheels.
[08] Vehicles w/8 studs, 120 ft. lbs. vehicles w/5 studs, 100 ft. lbs.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.