GM Corvette 1984-1996 Repair Guide

Air Cleaner

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Regular air cleaner element replacement is a must, since a partially clogged element will cause a performance loss, decreased fuel mileage, and engine damage if enough dirt gets into the cylinders and contaminates the engine oil.

REMOVAL & INSTALLATION



See Figures 1, 2, 3, 4, 5, 6, 7 and 8

The removal of air filter assembly will vary slightly for different year and different engine. The following procedure can be altered as you see fit for your specific vehicle.

  1. Disconnect the negative battery cable.
  2.  
  3. If necessary to remove the air cleaner assembly cover, disconnect the air duct tube clamp to the throttle body and slip the duct off.
  4.  



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Fig. Fig. 1: If necessary, loosen the clamps, then remove the air intake duct from the air cleaner assembly



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Fig. Fig. 2: On many later model vehicles, the air intake duct must be removed in order to access the air cleaner assembly



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Fig. Fig. 3: On this 1986 Corvette, you must unscrew the 2 air cleaner cover retainers



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Fig. Fig. 4: Then, lift the cover off and pull the air cleaner element from the housing



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Fig. Fig. 5: Exploded view of the air cleaner assembly-1984 vehicle shown

  1. Unfasten the bolts/screws, or retaining clips, then remove the air cleaner cover. The cover should be easy to remove, if not look to see if you missed a hidden clip or screw.
  2.  



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Fig. Fig. 6: On 1990-94 5.7L (VIN 8 & J) engines, the air cleaner cover is secured with 3 mounting bolts

  1. Remove the air cleaner cover, then lift the air cleaner element from the housing.
  2.  
  3. Clean the air cleaner housing to remove any remaining dirt. Inspect the element for dirt, dust and/or water and replace if necessary.
  4.  



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Fig. Fig. 7: Exploded view of the air cleaner and related components-1992-96 5.7L (VIN P & 5) engines

To install:

When installing the new filter make certain not to bend or tear the paper element.

  1. Place the new element in the air cleaner housing.
  2.  
  3. Position the cover over the air cleaner assembly and secure with the retaining clips or screws, as applicable. Do not overtighten the cover retaining screws/bolts. Only tighten them finger-tight or to about 8 inch lbs. (1.1 Nm).
  4.  
  5. If removed, install the air cleaner assembly duct and secure the retaining clamps, as necessary.
  6.  



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Fig. Fig. 8: Air cleaner duct installation-1990 5.7L (VIN J) engine shown

  1. Connect the negative battery cable.
  2.  

 
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