Mechanical Specifications

1993 Pontiac Lemans FWD L4-98 1.6LSECTION Mechanical Specifications

All fuel line fittings 30 Nm (22 lb.ft.)
Fuel lines to TBI body 27 Nm (20 lb.ft.)
Fuel inlet/outlet nuts to throttle body 41 Nm (30 lb.ft.)
Idle Air Control Valve (IAC) screws 3.0 Nm (27 lb. in.)
TBI attaching bolts 17 Nm (12 lb.ft.)
TPS attaching screws 2.0 Nm (18 lb.in.)
Injector retainer 3.0 Nm (27 lb. in.)
Pressure regulator cover 2.4 Nm (21 lb. in.)
Fuel meter body to throttle body 3.5 Nm (31 lb. in.)
Tube module assembly 3.0 Nm (27 lb. in.)
Engine compartment fuel pipe nuts 30 Nm (22 lb. ft.)
Rear fuel tank retaining strap bolts 33 Nm (25 lb.ft.)

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:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.