TSB : Intake Manifold Installation - Upper

Details

Fig 1: Upper Intake Manifold Assembly Courtesy of GENERAL MOTORS CORP. Install the upper intake manifold gaskets. Install the upper intake manifold. NOTE: Refer to FASTENER NOTICE . Install the upper intake manifold bolts and studs. Apply threadlock GM P/N United States 12345382, GM P/N Canada 10953489 to the threads. Tighten Tighten the upper intake manifold bolts and studs to 25 N.m (18 lb ft). Fig 2: EGR Valve & Pipe Courtesy of GENERAL MOTORS CORP. Install the EGR valve pipe. Tighten Tighten the EGR valve pipe to 25 N.m (18 lb ft). Install the EGR valve. Install the EGR valve bolts. Tighten Tighten the EGR valve bolts to 25 N.m (18 lb ft). Fig 3: MAP Sensor Assembly Courtesy of GENERAL MOTORS CORP. Install the map sensor bracket and bolts. Tighten Tighten the MAP sensor bracket bolts to 25 N.m (18 lb ft). Install the MAP sensor. Install the MAP sensor bolts. Tighten Tighten the MAP sensor bolts to 5 N.m (44 lb in). Install the MAP sensor electrical connector. Install the vacuum lines to the upper intake manifold. Fig 4: Throttle Cable Bracket Courtesy of GENERAL MOTORS CORP. Install the throttle cable bracket. Install the throttle cable bracket bolts. Tighten Tighten the throttle cable bracket bolts to 13 N.m (115 lb in).