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.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET1998SUBURBAN K2500, 7.4 J, PART TIMEREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMEDOOR LOCKSKEYLESS ENTRY SYSTEM - REMOTETESTINGTRANSMITTER FUNCTIONS DO NOT OPERATE
1998 Chevrolet Suburban K2500, 7.4 J, Part Time
Transmitter Functions Do Not Operate
1998 Chevrolet Suburban K2500, 7.4 J, Part TimeSECTION Transmitter Functions Do Not Operate
- If condition of batteries is unknown, replace transmitter batteries with fresh batteries. If transmitter now operates, system is okay, If system still does not operate, go to next step.
- Connect 20-amp fused jumper wire between DLC connector terminal No. 8 (Black/White wire) and ground. If all power doors lock and unlock, go to next step. If all power doors do not lock and unlock, go to step 4).
- Leave jumper wire connected. Operate a known-good transmitter by pressing a single button once. Disconnect jumper wire. If known-good transmitter now operates all remote functions, replace inoperative transmitter. Program replacement transmitter. See PROGRAMMING PROCEDURE . If known-good transmitter does not operate all remote functions, replace remote control door lock receiver. Reprogram transmitters to replacement keyless entry receiver.
- Connect self-powered test light between DLC connector terminal No. 8 (Black/White wire) and ground. If test light comes on, repair short to ground in Black/White wire and reprogram keyless entry receiver. If test light does not come on, go to next step.
- Connect test light between keyless entry receiver connector terminal "E" (Orange wire) and ground. If test light comes on, replace keyless entry receiver. Reprogram keyless entry receiver. See PROGRAMMING PROCEDURE . If test light does not come on, repair open in Orange wire. Reprogram keyless entry receiver.
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:
- • 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.