Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSCADILLAC1997SEVILLE SLS V8-4.6L VIN YREPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCOMPRESSOR HVACSERVICE AND REPAIRCOMPRESSOR REPLACEMENT
1997 Cadillac Seville SLS V8-4.6L VIN Y
Compressor Replacement
1997 Cadillac Seville SLS V8-4.6L VIN YSECTION Compressor Replacement
Remove or Disconnect
1. Recover refrigerant from A/C system.
2. Serpentine drive belt.
3. Right tire and wheel assembly.
4. Compressor splash shield.
5. Engine splash shield and retainer.
6. Oil filter.
7. Oil cooler lines at oil filter adapter.
8. Compressor electrical connection.
9. One bolt securing compressor inlet and outlet line fitting.
10. Compressor from mounting bracket.
11. Mounting bracket and brace from engine.
Install or Connect
1. Compressor mounting bracket to vehicle.
Tighten
^ Front bracket bolts 44 N.m (32 lb. ft.).
^ Rear Bracket stud(s) 24 N.m (18 lb. ft.).
^ Rear bracket nuts 31 N.m (23 lb. ft.).
2. Compressor to vehicle.
Tighten
^ Rear mounting bolts 24 N.m (18 lb. ft.).
^ Front mounting bolts 47 N.m (35 lb. ft.).
3. Compressor inlet and outlet line fitting.
Tighten
^ Compressor line fitting bolt to 33 N.m (24 lb. ft.).
4. Compressor electrical connection.
5. Oil cooler lines at oil filter adapter.
6. Oil filter.
7. Compressor and engine splash shields.
8. Tire and wheel assembly.
^ Lower vehicle.
9. Serpentine drive belt.
10. Evacuate and charge system.
11. Leak test all refrigerant connections.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.