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.
1969 Cadillac Front: Replacement
Remove, insulation from power element bulb and remove clamp and bulb. Disconnect external equalizer line and high pressure liquid line. Remove expansion valve clamp from brace on front of blower-evaporator assembly case. Disconnect valve from evaporator inlet pipe and remove valve, then remove clamp from valve. To install reverse removal procedure, using new O-ring.
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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.