Wiper Has Low Speed Only

1987 Oldsmobile Firenza S, 2.0 K, StandardSECTION Wiper Has Low Speed Only

Unplug harness connector from wiper motor. Connect a jumper wire from a 12-volt source to terminal No. 1 of wiper motor. If wipers run, check for open in wire from terminal No. 1 to column switch. If wire is okay, replace column switch. If wiper did not run, check for a hung or grounded high speed brush.

RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.