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Home >> Chevrolet >> 1990 >> Step Van 7.4 N, Standard >> Repair and Diagnosis >> Transmission >> Manual Trans >> Removal & Installation - M/T >> Transfer Case Removal & Installation >> NP-231 ("T" Series) >> Removal

NP-231 ("T" Series): Removal

  1. Disconnect negative battery cable. Move transfer case shift lever to 4H position. Raise vehicle and remove skid plate. Drain transfer case. Mark front and rear output shaft yokes and drive shafts for reassembly reference and remove shafts.
  2. Disconnect speedometer cable and vacuum harness from transfer case. Disconnect shift linkage from case. Remove catalytic converter hanger bolts at converter and loosen front catalytic converter clamp.
  3. Raise transmission and transfer case assembly with jack and remove transmission mount bolts. Remove mount. Lower complete assembly. Support transfer case alone and remove transmission-to-transfer case bolts. Remove transfer case from vehicle.