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 MANUALSOLDSMOBILE1985CUTLASS CIERA L4-151 2.5LREPAIR AND DIAGNOSISCRUISE CONTROLADJUSTMENTS
1985 Oldsmobile Cutlass Ciera L4-151 2.5L
Cruise Control: Adjustments
1985 Oldsmobile Cutlass Ciera L4-151 2.5LSECTION Adjustments
BRAKE RELEASE SWITCHES
Electrical & Vacuum Switches
Push switch fully into retaining clip, then pull brake pedal upward to adjust switch position. The electrical switch should break the electrical circuit when the brake pedal is depressed approximately .23---.51 inch.
SERVO, ADJUST
Models With Rod
Install pin retainer to provide minimum slack with throttle in slow idle position.Models With Bead Chain
Assemble chain into swivel and install retainer so that slack in the chain is not greater than one half the diameter of the ball stud with the engine at normal operating temperature and idle speed solenoid, if equipped, de-energized.Models With Cable
1. With cable installed in cable and servo brackets, rotate throttle lever so that stud aligns with hole in end of cable.
2. Engage cable with throttle lever stud, then release throttle lever.
3. Hold throttle lever position and pull cable taut from servo end.
4. Connect servo end of cable to servo actuator with pin, using hole which most closely aligns with cable end. Do not stretch cable or open throttle to align cable, as this will not allow engine to return to idle.
CRUISE SPEED, ADJUST
On 1984---88 vehicles, cruise speed is controlled by the electronic controller and is not adjustable.
RENDER: 1.0x
NO RELATED
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Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.