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 MANUALSGMC1999FORWARD CONTROL 5.7 R, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 14 (SUPPLEMENTAL INFLATABLE RESTRAINT SYSTEM DEACTIVATION PROCEDURES)FORD MOTOR CO.DISABLING & ACTIVATING AIR BAG SYSTEMDISABLING SYSTEM (SABLE & TAURUS)
1999 GMC Forward Control 5.7 R, Automatic
Disabling System (Sable & Taurus)
1999 GMC Forward Control 5.7 R, AutomaticSECTION Disabling System (Sable & Taurus)
WARNING: This page does not describe the selected car, but rather 114 other vehicles, including the 2000 Saturn SW2, 2000 Saturn SL2, 2000 Saturn SL1, 2000 Saturn SL, and 2000 Saturn SC2. However, it is still accessible from the selected car via links, so may be relevant.
- Record radio preset frequencies for reprogramming, if equipped. Disconnect negative battery cable. Wait at least 1 minute for backup power supply to deplete stored energy.
- Remove lower steering column cover. Disconnect 4-pin air driver air bag connector at base of steering column. See Fig 1. Connect appropriate air bag simulator, in place of air bag. See AIR BAG SIMULATOR .
- Remove passenger air bag. See PASSENGER AIR BAG MODULE .
- Disconnect passenger side air bag module electrical connector. Connect appropriate air bag simulator to vehicle harness, in place of air bag. See AIR BAG SIMULATOR .
- Move passenger seat to highest and rearmost position. Disconnect passenger side air bag electrical connector under passenger seat. Connect air bag simulator to vehicle connector, in place of air bag. See AIR BAG SIMULATOR . Repeat procedure for driver side air bag module.
WARNING:
On vehicles with side air bags, manufacturer recommends removing front seats (with side air bag modules) before performing electrical diagnosis on air bag system. Seats may be left in vehicle if diagnostics are NOT being performed on side air bag system and air bag simulator is installed in place of side air bag harness.
WARNING:
On vehicles equipped with seat belt pretensioners, manufacturer recommends removing front seats before performing electrical diagnosis on pretensioner system. Seats may be left in vehicle if diagnostics are NOT being performed on pretensioner system and simulator tool is installed in place of pretensioner harness.
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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.