1994 GMC G35/G3500 VAN Brake Service (ONLINE REPAIR MANUALS)

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We have info for following modifications of 1994 GMC G35/G3500 VAN

  • 1994 GMC G35/G3500 VAN 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
  • 1994 GMC G35/G3500 VAN 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:N
  • 1994 GMC G35/G3500 VAN Rally 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
  • 1994 GMC G35/G3500 VAN Rally 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:Y
  • 1994 GMC G35/G3500 VAN Rally 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:N
  • 1994 GMC G35/G3500 VAN Vandura 4.3 V6 GAS, CID:262, Fuel Injection, Aspiration:262, Engine VIN:, Desg:Z
  • 1994 GMC G35/G3500 VAN Vandura 5.7 V8 GAS, CID:350, Fuel Injection, Aspiration:350, Engine VIN:, Desg:K
  • 1994 GMC G35/G3500 VAN Vandura 6.5 V8 DIESEL, CID:395, Fuel Injection, Aspiration:395, Engine VIN:, Desg:Y
  • 1994 GMC G35/G3500 VAN Vandura 7.4 V8 GAS, CID:454, Fuel Injection, Aspiration:454, Engine VIN:, Desg:N

BRAKE SERVICE PROCEDURES FOR 1994 GMC G35/G3500 VAN AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC G35/G3500 VAN cars and light trucks from 1990+.

Hydraulic Brake Systems -> Brake System Bleed -> Hydraulic System Flush -> Manual Bleed -> Master Cylinder Bleed -> Parking Brake Bleed -> Pressure Bleed
Vehicle: 1994 GMC G35/G3500 VAN Vandura 6.5 V8 DIESEL

Manual Bleed

  • If vehicle is equipped with power brakes, remove vacuum reserve by applying brakes several times with engine off.
  • Fill master cylinder reservoirs with suitable brake fluid. Be sure to always keep master cylinder reservoirs at least half full during entire bleeding procedure.
  • If master cylinder is suspected to have air in the bore, it must be bled first, as follows:
    • Disconnect forward brake pipe connection at master cylinder.
    • Allow brake fluid to fill master cylinder bore until it begins to flow from forward pipe connector port.
    • Connect and tighten forward brake pipe at...

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BRAKE SERVICE PROCEDURES FOR 1994 GMC G35/G3500 VAN AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC G35/G3500 VAN cars and light trucks from 1990+.

Disc Brakes -> Delco-Moraine Single Piston Caliper -> Tightening Specifications
Vehicle: 1994 GMC G35/G3500 VAN 7.4 V8 GAS

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BRAKE SERVICE PROCEDURES FOR 1994 GMC G35/G3500 VAN AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC G35/G3500 VAN cars and light trucks from 1990+.

Drum Brakes -> Brake Service -> C & K Series w/Non-Servo Brakes -> Duo-Servo Brakes -> Installation -> Lumina APV, Silhouette & Trans Sport -> Removal -> Tracker
Vehicle: 1994 GMC G35/G3500 VAN Rally 7.4 V8 GAS

Duo-Servo Brakes

Removal
  • Raise and support vehicle, then remove tire and wheel assembly.
  • Remove brake drum. If brake lining is dragging on brake drum, back off brake adjustment by rotating adjustment screw. Refer to individual truck chapter for procedure. If brake drum is rusted or corroded to axle flange and cannot be removed, lightly tap flange to drum mounting surface with a suitable hammer.
  • Using brake spring pliers or equivalent, unhook primary and secondary return springs, Fig. . Observe location of brake parts being removed to aid during installation.
  • Remove brake hold-down spri...

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BRAKE SERVICE PROCEDURES FOR 1994 GMC G35/G3500 VAN AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC G35/G3500 VAN cars and light trucks from 1990+.

Drum Brakes -> Adjustments -> 1992-94 -> 1992-94 Lumina APV, Silhouette & Trans Sport -> 1993-96 Astro/Safari & 1995-96 S & T Series -> 1995-96 -> Automatic Apply Parking Brakes -> Bravada, 1992 Astro/Safari & 1992-94 S & T Series -> C & K Series -> Control Rod Adjustment -> Duo-Servo Brakes -> Except 1992-94 Lumina APV, Silhouette & Trans Sport -> G-Van & P Series -> Lever Type -> Lumina APV, Silhouette & Trans Sport -> Manual Parking Brake -> Non-Servo Brakes -> Optional Method -> Pedal Type -> Propeller Shaft Type -> Service Brake -> Standard Method -> Tracker
Vehicle: 1994 GMC G35/G3500 VAN Vandura 5.7 V8 GAS

Service Brake

Except 1992-94 Lumina APV, Silhouette & Trans Sport

These brakes have self-adjusting shoe mechanisms that assure correct lining-to-drum clearances at all times. The automatic adjusters operate only when the brakes are applied as the vehicle is moving rearward or when the car comes to an uphill stop.

Although the brakes are self-adjusting, an initial adjustment is necessary after the brake shoes have been relined or replaced, or when the length of the adjusting screw has been changed during some other service operation.

Frequent usage of an automatic transmission forward ra...

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BRAKE SERVICE PROCEDURES FOR 1994 GMC G35/G3500 VAN AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC G35/G3500 VAN cars and light trucks from 1990+.

Disc Brakes -> Bendix Single Piston Sliding Caliper -> Caliper Service -> Assemble -> Disassemble -> Inspection -> Installation -> Removal
Vehicle: 1994 GMC G35/G3500 VAN Rally 7.4 V8 GAS

Removal

  • Siphon 2/3 of brake fluid from master cylinder reservoir serving front disc brakes.
  • Raise vehicle, support on jack stands and remove front wheels.
  • Bottom caliper piston in bore. Insert a screwdriver between inboard shoe and piston, then pry piston back into bore. The piston can also be bottomed in the bore with a large C-clamp, Fig. .
  • Remove support key retaining screw.
  • Drive caliper support key and spring from steering knuckle with a suitable drift and hammer, Fig. .
  • Lift caliper from anchor plate and off rotor, Fig. . Hang caliper from coil spring with wire. Do not allow cal...

CLICK HERE TO GET FULL ACCESS TO 1994 GMC G35/G3500 VAN BRAKE SERVICE PROCEDURES

BRAKE SERVICE PROCEDURES FOR 1994 GMC G35/G3500 VAN AUTOMOBILES

Includes anti-lock brakes, disc, drum, power and hydraulic brake services diagnostics and procedures for domestic and imported 1994 GMC G35/G3500 VAN cars and light trucks from 1990+.

Hydraulic Brake Systems -> Component Service -> Assemble -> Bendix Master Cylinder -> Cast Iron Type -> Composite Type -> Delco-Moraine Master Cylinder -> Disassemble -> Inspection -> Tracker Master Cylinder -> Wheel Cylinder
Vehicle: 1994 GMC G35/G3500 VAN Vandura 4.3 V6 GAS

Delco-Moraine Master Cylinder

Composite Type

When performing the following procedures, refer to Fig. for all models except Lumina APV, Silhouette & Trans Sport, noting that the composite reservoir may vary in design. Refer to Fig. for Lumina APV, Silhouette & Trans Sport models.

Disassemble
  • Remove master cylinder from vehicle.
  • Remove reservoir cover and diaphragm. Discard old brake fluid in reservoir.
  • Inspect cover and diaphragm. Replace if cut, cracked or deformed.
  • Remove fluid level switch and proportioning valve assembly, if equipped.
  • Depress primary piston and remove lock ring.
  • P...

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