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 MANUALSCHEVROLET1987CHEVETTE L4-98 1.6LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTSERVICE PRECAUTIONSTECHNICIAN SAFETY INFORMATION
1987 Chevrolet Chevette L4-98 1.6L
Technician Safety Information
1987 Chevrolet Chevette L4-98 1.6LSECTION Technician Safety Information
1. Always wear appropriate eye protection.
2. Use caution when working near the catalytic converter.
Temperatures within the converter can exceed 1000 degrees F.
3. Ignition systems present a shock hazard; exercise care when
performing spark test and always use non-conductive ignition wire pliers.
4. When servicing the fuel system use the following precautions:
a. Put a "CAUTION FLAMMABLE" sign in the workshop.
b. Be sure shop is supplied with an adequate fire extinguisher. A "Class B" fire extinguisher is recommended.
c. Be sure to disconnect battery ground cable before any service work
is done.
d. Use a suitable container to catch any fuel that may leak from system
during service.
e. Always relieve fuel system pressure before disconnecting any lines.
f. If the key must be turned on while servicing fuel system, always
disconnect or disable ignition, to ensure no sparks occur near fuel vapors.
2. Use caution when working near the catalytic converter.
Temperatures within the converter can exceed 1000 degrees F.
3. Ignition systems present a shock hazard; exercise care when
performing spark test and always use non-conductive ignition wire pliers.
4. When servicing the fuel system use the following precautions:
a. Put a "CAUTION FLAMMABLE" sign in the workshop.
b. Be sure shop is supplied with an adequate fire extinguisher. A "Class B" fire extinguisher is recommended.
c. Be sure to disconnect battery ground cable before any service work
is done.
d. Use a suitable container to catch any fuel that may leak from system
during service.
e. Always relieve fuel system pressure before disconnecting any lines.
f. If the key must be turned on while servicing fuel system, always
disconnect or disable ignition, to ensure no sparks occur near fuel vapors.
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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.