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 MANUALSCHEVROLET2006SUBURBAN C1500, 5.3 ZREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 797 (LIGHTING SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC CODE INDEX
2006 Chevrolet Suburban C1500, 5.3 Z
Diagnostic Code Index
2006 Chevrolet Suburban C1500, 5.3 ZSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| DTC B1482 | Battery Rundown Protection Circuit Low |
| DTC B2532 | Front Fog Lamps Control Circuit Low |
| DTC B2533 | Front Fog Lamps Control Circuit High |
| DTC B2575 | Headlamp Control Circuit |
| DTC B2577 | Headlamp Relay Output Circuit Low |
| DTC B2578 | Headlamp Relay Output Circuit High |
| DTC B2585 | Park Lamp Circuit |
| DTC B2587 | Park Lamp Relay Output Circuit Low |
| DTC B2588 | Park Lamp Relay Output Circuit High |
| DTC B2600 | Daytime Running Lamp Control Circuit |
| DTC B2602 | Daytime Running Lamp Circuit Low |
| DTC B2603 | Daytime Running Lamp Circuit High |
| DTC B2622 | Display Dimming Pulse Width Modulation (PWM) Input Circuit Low |
| DTC B2623 | Display Dimming Pulse Width Modulation (PWM) Input Circuit High |
| DTC B2627 | Display Dimming Pulse Width Modulation (PWM) Output Circuit Low |
| DTC B2628 | Display Dimming Pulse Width Modulation (PWM) Output Circuit High |
| DTC B2647 | Ambient Light Sensor Circuit Low |
| DTC B2662 | Park Lamp Relay Output Circuit Low |
| DTC B2743 | Fog Lamp Switch Circuit High |
| DTC P0504 | Brake Switch Circuit 1-2 Correlation |
| DTC P1574 (ECMw/L61) | Stop Lamp Switch Circuit |
| DTC P1574 (PCMw/L66) | Stop Lamp Switch Circuit |
| DTC P1574 (TCMw/L61w/MN5) | Stop Lamp Switch Circuit |
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.