Alignment Specifications

1989 Mercury Grand Marquis GSSECTION Alignment Specifications
WHEEL ALIGNMENT SPECIFICATIONS

Application Specification
Camber in Degrees
Fraction -1/4 +/- 1/2
Decimal -.25 +/-/50
Caster in Degrees (1)
Fraction 4 +/- 3/4
Decimal 4 +/- .75
Toe-In in Inches
Fraction 1/16 +/- 1/8
Decimal .063 +/- .125
Toe-In in Degrees
Fraction 1/8 +/- 1/4
Decimal .125 +/- .250
Toe-Out on Turns
Inner 20°
Outer 18.51°
(1) Left side minus right side difference should be 0° +/- 3/4°.
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.