Heated Mirrors Inoperative

2006 Chevrolet Suburban K2500, 6.0 USECTION Heated Mirrors Inoperative
Heated Mirrors Inoperative

Step Action Yes No
Schematic Reference: Outside Mirror Schematics 
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2 Verify the heated mirrors inoperative fault is present.
Do the heated mirrors operate normally?
Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems Go to Step 3 
3 Does the rear window defogger operate properly? Go to Step 4  Go to Symptoms - Stationary Windows
4
  1. Disconnect the appropriate mirror.
  2. Start the engine.
  3. Connect a test lamp between the mirror heater control and the mirror heater ground circuit pins of the appropriate door module.
  4. Activate the rear window defogger switch.
Does the test lamp illuminate?
Go to Step 5  Go to Step 6 
5 Inspect for poor connections at the harness connector of the outside rearview mirror. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 9  Go to Step 7 
6 Inspect for poor connections at the harness connector of the appropriate door module. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems.
Did you find and correct the condition?
Go to Step 9  Go to Step 8 
7 Replace the appropriate outside rearview mirror. Refer to Mirror Replacement - Power .
Did you complete the replacement?
Go to Step 9  -
8 Replace the appropriate door module. Refer to Control Module References in Computer/Integrating Systems for replacement, setup, and programming.
Did you complete the replacement?
Go to Step 9  -
9 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 2 
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.