OEM Chevrolet Colorado Brake Booster

Chevrolet Colorado Brake Booster Parts and Q&A

• Brake Booster
  89040285
  Q: How to Service and Repair the Brake Booster on Chevrolet Colorado?

  A:

  Start replacing the vacuum Brake Booster by taking off first the master cylinder assembly followed by the knee bolster trim panel. Remove the clips from the Brake Booster Pushrod and Pushrod itself. Then separate the clevis pin before detaching the Pushrod from the Brake Pedal. Unscrew the booster mounting nuts and remove the booster from the vehicle. Center the Brake Booster into the bulkhead space and screw its mounting nuts to 20 n.m (15 lb ft) torque setting. Reconnect the Pushrod with the Brake Pedal while placing the clevis pin through both components and the clip. Install the knee bolster trim panel and master cylinder assembly after you adjust both the stop lamp switch and cruise control release switch.
• Brake Booster
  19417218
  Q: How to replace the power vacuum brake booster on Chevrolet Colorado?

  A:

  A power vacuum Brake Booster replacement requires first applying the Brake Pedal multiple times to drain the Brake Booster vacuum reserve until the pedal becomes firm. Begin by disconnecting the power vacuum Brake Booster Vacuum Hose and check valve before removing the master cylinder assembly. Remove the knee bolster followed by the Brake Booster pushrod retainer and the Brake Booster pushrod clevis pin. Remove power vacuum Brake Booster nuts and the power vacuum Brake Booster followed by the power vacuum Brake Booster gasket . Check the gasket for damage before deciding on replacement. Install the power vacuum Brake Booster first with its gasket before tightening the power vacuum Brake Booster nuts to 20 nm (15 lb ft). You should place first the Brake Booster pushrod clevis pin into both the pushrod and Brake Pedal then apply the Brake Booster pushrod retainer. Reinstall the knee bolster before installing both the master cylinder assembly and the power vacuum Brake Booster Vacuum Hose and check valve .