2012 Chevrolet Colorado Owner's Manual - Page 365

Service and Maintenance Usage Manual Transmission Hydraulic Clutch System Key Lock Cylinders Chassis Lubrication Front and Rear Axle Transfer Case Rear Driveline Center Spline and Universal Joints Fluid/Lubricant 11-13 Manual Transmission Fluid (GM Part No. 89021806, in Canada 89021807). Hydraulic Clutch Fluid (GM Part No. 12345347, in Canada 10953517) or equivalent DOT-3 brake fluid. Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474). Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB. SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 89021677, in Canada 89021678). Synchromesh Transmission Fluid (GM Part No. 12345349, in Canada 10953465). Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.