A/C - Repetitive Compressor Failures
88oldsmobile20SUBJECT: REPETITIVE INOPERATIVE A/C COMPRESSOR
MODELS/YEARS: 1986-1988 DELTA 88 AND NINETY-EIGHT
NUMBER: 88-T-113
CORP. REF. NO.: 871206
DATE: November 1988
SECTION: 1B
FIGURE 1:
On those cars that have an inoperative compressor due to internal causes, the expansion (orifice) tube should be removed and checked for contamination of the expansion tube screen. If contamination is present, discard the expansion tube and install the new inline filter, (Figure 1) with an integral expansion tube using the procedure listed below.
Part Number
1986-87 Delta 88 & Ninety-Eight 25532889
1988 Delta 88 & Ninety-Eight 25532892
SERVICE PROCEDURE
1. D & C negative battery cable
2. Discharge A/C system
3. Remove engine compartment splash panel at cowl to access fitting to accumulator, (2) 10 mm nuts
4. Remove windshield washer reservoir to access lower A/C fitting at expansion tube, (2) electrical connections and (4) 7 mm screws
5. Disconnect A/C fitting at expansion tube
6. Disconnect A/C fitting at evaporator inlet
7. Remove A/C liquid line from vehicle, (1) 10 mm bolt to A/C line bracket
8. Install A/C filter and align filter lines to match up with A/C fittings on vehicle and tighten fittings on filter. Install new O-ring and torque fittings to specification, 15 N-m (11 ft.lbs.).
9. Tighten lower A/C fitting on liquid line
10. Tighten A/C fitting at evaporator inlet
11. Install windshield washer reservoir (2) electrical connections and (4) 7 mm screws
12. Install engine compartment splash panel
13. Evacuate and charge A/C system, leak test system
WARRANTY INFORMATION
Labor Operation Number: T4643
Labor Time: .9 hrs.
Trouble Code: 92
All parts are currently available from GMSPO.