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1988 - 1989 Corvette: Hood Rubs Air Conditioning Hose

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Subject:   Hood Rubs Air Conditioning Hose
Model and Year:   1988 - 1989 Corvette
Source:  Chevrolet Dealer Service Bulletin
Bulletin No:   89-183-1B
Section:   1B
Date:    June 1989


Some of the above vehicles, built prior to the breakpoint shown below, may exhibit a rub condition of the A/C hose to the underside of the hood.  use the following procedure to check and address this condition.  (Figure 1 shows hose disassembled for clarification only).


  1. Check the area of A/C hose, as indicated in Figure 1, to see if it is contacting the hood.  If there is no evidence of hose contact to hood, no further action is needed.
  2. If the hose is contacting the hood but has not rubbed through the outer coating of hose, loosen the nut (item #4) on the accumulator (Item #5) and rotate the hose, in the direction indicated in Figure 1, to obtain clearance to the hood.
  3. if the hose is rubbed through the outer coating, replace the hose assembly with one of the following service part numbers.
Year Part Number
1988 10135634
1989 10135635

 The 1989 breakpoint is as follows:  VIN  K5103849

Parts are expected to be available on June 9, 1989.  Until then, normal part orders will not be accepted by GMSPO.  Only verifiable emergency VIP orders will be accepted.  SPO will make every effort to obtain parts.  All parts will be placed on 400 control to waive VIP surcharges.  However, the part will be shipped premium transportation at dealer’s expense.  All other order types will be canceled as incorrectly ordered while the 400 control is in place.

1988 - 1989 Corvette Hood Rubs Air Conditioning Hose  

1988 - 1989 Corvette: Hood Rubs Air Conditioning Hose

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