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 MANUALSGMC1988S15/T15 4WD JIMMY V6-173 2.8LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESHIFT LINKAGEADJUSTMENTSTURBO HYDRA-MATIC 4L60 (700-R4)
1988 GMC S15/T15 4WD Jimmy V6-173 2.8L
Turbo Hydra-Matic 4L60 (700-R4)
1988 GMC S15/T15 4WD Jimmy V6-173 2.8LSECTION Turbo Hydra-Matic 4L60 (700-R4)
1. Apply parking brake, then loosen swivel nut.
2. Place column selector lever in neutral.
3. Place transmission in Neutral by moving shift lever to its forward position, then back to the second detent position.
4. Holding shift rod tightly in the swivel, torque swivel nut to 18 lb ft
5. Place column selector lever into park position and check adjustment. The column selector lever must move through all the detents. The engine must start in the park or Neutral positions. With the selector lever in the park position, the parking pawl should freely engage within the rear (reaction) internal gear lugs or the output ring gear lugs and prevent the vehicle from rolling, which could result in personal injury.
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.