How to disconnect the negative cable at the battery and remove the air conditioning compressor?

Remove the drive belt for the air conditioner; and after that disconnect the compressor's inlet and outlet hoses at rear. In your vehicle if it is equipped with a DA-6 compressor then unplug clutch coil terminals on top and high pressure cutoff switch on rear of compressor. For a V5 type of compressor, remove its clutch coil terminals on the top side as well as high side low pressure switch and high side cut-off switches from rear of compressor. Compressor mounting bolts should be removed from underneath vehicle as pivot bolt and tension adjusting bolts are easier to remove than any other part in this system. To lift out the rear end of the compressor first, remove it or lift through space between water pump and firewall finally to install new or rebuilt compressors simply reverse removal procedure.

Genuine Pontiac Fiero A/C Compressor

Air Conditioning Compressor

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Pontiac Fiero Air Conditioner Compressor V, 5
Part Number: 1135191
Product Specifications
- Other Name: Compressor Assembly,A/C V, 5
- Replaces: 2724736
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1987-1988 Pontiac Fiero | 2 DOOR, GT 2 DOOR, SE 2 DOOR, SPORT 2 DOOR | 4 Cyl 2.5L
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Pontiac Fiero Air Conditioner Compressor H6
Part Number: 1136465
Product Specifications
- Other Name: Compressor Asm,A/C H6 ; Compressor, A/C Compressor; Compressor
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1985-1987 Pontiac Fiero | 2 DOOR, GT 2 DOOR, SE 2 DOOR, SPORT 2 DOOR | 4 Cyl 2.5L, 6 Cyl 2.8L
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Pontiac Fiero Air Conditioner Compressor H6
Part Number: 1136478
Product Specifications
- Other Name: Compressor Asm,A/C H6; Compressor, Compressor Assembly
- Warranty: This genuine part is guaranteed by GM's factory warranty.
Fits the following Vehicles:
- 1984-1988 Pontiac Fiero | 2 DOOR, GT 2 DOOR, SE 2 DOOR, SPORT 2 DOOR | 4 Cyl 2.5L, 6 Cyl 2.8L

Pontiac Fiero A/C Compressor

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Pontiac Fiero A/C Compressor Parts Questions & Experts Answers

Air Conditioner Compressor H6
1136465
Q: How to disconnect the negative cable at the battery and remove the air conditioning compressor?
A: Remove the drive belt for the air conditioner; and after that disconnect the compressor's inlet and outlet hoses at rear. In your vehicle if it is equipped with a DA-6 compressor then unplug clutch coil terminals on top and high pressure cutoff switch on rear of compressor. For a V5 type of compressor, remove its clutch coil terminals on the top side as well as high side low pressure switch and high side cut-off switches from rear of compressor. Compressor mounting bolts should be removed from underneath vehicle as pivot bolt and tension adjusting bolts are easier to remove than any other part in this system. To lift out the rear end of the compressor first, remove it or lift through space between water pump and firewall finally to install new or rebuilt compressors simply reverse removal procedure.