Lamp Monitor
- haro1225
- Posts like a Northstar

- Posts: 1935
- Joined: Thu May 22, 2008 11:38 pm
- Year and Trim: 2004 GTO
- Location: Lincoln Park, Mi
- Contact:
Lamp Monitor
For some reason my lamp monitor is going crazy. When I hit the brakes, it tells me a brake light is out, but the lights are working, and sometimes it says either a headlight or a turn signal is out, and all the lights work. And then it goes away just as fast as it showed up. Anybody know what might be causing this?

-Ryan
2004 GTO....LS1, LSA supercharged 525whp, 6MT
96 SSEi...September 2010 COTM........GONE
04 GTP comp G.... December 2015 COTM........GONE
2013 Audi Allroad Quattro
yourgrandma wrote:Hi.
Re: Lamp Monitor
I have a 92 SSEI that does the same thing about twice a year. The lamp monitor will show a tail light out and the bulbs are all good. When it happens, I disconnect the battery for a few seconds and the problem goes away. I think it's just an electrical glitch...a hiccup in the electrical system.
92 SSEI
150,000 miles
92 SSEI
150,000 miles
- Archon
- Resident Gearhead

- Posts: 8781
- Joined: Mon May 19, 2008 10:30 pm
- Year and Trim: 2014 Cadillac XTS Vsport.
- Location: Grand Rapids, Michigan
Re: Lamp Monitor
Check your bulb types to be sure that they are the exact ones for your car. Others may look the same, but a different current rating for them can cause the lamp monitor to do weird things.
*Gone, but not forgotten* - Black 2000 SSEi, HIR Headlights, Angel Eyes fogs, 3rd brake light overlay, hi-flo cat, 180 degree thermostat, HS 1.9 rockers, LSx yellow springs, Intense FWI, PCM, shift kit, push rods, and 3.4 Pulley. ZZP Power Log.
- willwren
- Retired Admin

- Posts: 65489
- Joined: Sun May 18, 2008 11:07 pm
- Year and Trim: .
93 SSEi
95 SLE (SC)
97 Buick LeSabre - Location: Oregon WCBF'04, '05, '06, '07, '08, '09, '10, '11 Survivor
- Contact:
Re: Lamp Monitor
Clean all your bulb sockets and apply dielectric grease to all bulb bases when you put them back in also. But as Archon said above, even if the bulb LOOKS right, fits the socket, and works, the monitor will set off if the part number is not exactly what it's looking for.

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93 SSEi, 95 SLE (supercharged) 97 Buick LeSabre Limited
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BillBoost37
- Certified Bonneville Nut

- Posts: 29203
- Joined: Thu Jun 05, 2008 2:29 pm
- Year and Trim: 00 Regal
Re: Lamp Monitor
Your ALM may have gotten confused. On the 97 you can reset your adaptive lamp monitor. Find someone with the FSM's for the correct procedure. Sorry, I don't remember how it is done specifically. All I do remember is it has to do with disconnecting the battery and using the parking lamp circuit.
97 Ei
97 GS
98 GS
97 GS
98 GS

