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 MANUALSPONTIAC1993LEMANS FWD L4-98 1.6LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER HEAD ASSEMBLYSYSTEM SPECIFICATIONSTORQUE SPECIFICATIONS
1993 Pontiac Lemans FWD L4-98 1.6L
Torque Specifications
1993 Pontiac Lemans FWD L4-98 1.6LSECTION Torque Specifications
Fig. 6 Cylinder Head Bolt Tightening Sequence:
TIGHTEN:
Following the sequence shown in figure:
a. All retaining bolts to 25 Nm (18 ft lb).
b. An additional 60° (to the 60° position).
c. An additional 60° (to the 120° position).
d. An additional 30° (to the 150° position).
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.