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 MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 472 (CRUISE CONTROL SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESCRUISE CONTROL INOPERATIVE/MALFUNCTIONINGCONDITIONS FOR ENABLING CRUISE CONTROL
2006 Pontiac G6 GTP, 2D Coupe, Standard
Conditions for Enabling Cruise Control
2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Conditions for Enabling Cruise Control
WARNING: This page is about a different car, the 2006 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
- The vehicle speed is greater than 40 km/h (25 mph).
- The vehicle is not in PARK, REVERSE, NEUTRAL, or 1st gear.
- The system voltage is between 12-16 volts.
Cruise Control Inoperative/Malfunctioning
| Step | Action | Yes | No |
|---|---|---|---|
| Schematic Reference: Cruise Control Schematics Connector End View Reference: Cruise Control Connector End Views , Engine Control Module (ECM) Connector End Views in Engine Controls - 2.2L (L61) or to Powertrain Control Module (PCM) Connector End Views in Engine Controls - 3.5L (L66) |
|||
| 1 | Did you perform the Diagnostic System Check - Vehicle? | Go to Step 2 | Go to Diagnostic System Check - Vehicle in Vehicle DTC Information |
| 2 |
|
Go to Step 3 | Go to Step 11 |
| 3 |
|
Go to Step 4 | Go to Step 12 |
| 4 |
|
Go to Step 5 | Go to Step 14 |
| 5 |
|
Go to Step 6 | Go to Step 15 |
| 6 | With a scan tool, observe the Cruise Brake Switch parameter Does the Cruise Brake Switch parameter display Released? |
Go to Step 7 | Go to Step 9 |
| 7 |
|
Go to Diagnostic Aids | Go to Step 8 |
| 8 |
|
Go to Step 23 | Go to Step 18 |
| 9 |
|
Go to Step 10 | Go to Step 22 |
| 10 |
|
Go to Step 23 | Go to Step 19 |
| 11 |
|
Go to Step 20 | Go to Step 16 |
| 12 |
|
Go to Step 13 | Go to Step 22 |
| 13 |
|
Go to Step 20 | Go to Step 17 |
| 14 | Test the cruise control set/coast switch signal circuit for a short to ground, for an open, or for a high resistance. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 26 | Go to Step 20 |
| 15 | Test the cruise control resume/accel switch signal circuit for a short to ground, for an open, or for a high resistance. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 26 | Go to Step 20 |
| 16 | Test the cruise control on switch signal circuit for a short to voltage. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 26 | Go to Step 21 |
| 17 | Test the cruise control on switch signal circuit for an open, for a short to ground, or for a high resistance. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 26 | Go to Step 21 |
| 18 | Test the cruise brake switch signal circuit for a short to voltage. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 26 | Go to Step 21 |
| 19 | Test the cruise brake switch signal circuit for an open, for a short to ground, or for a high resistance. Refer to Circuit Testing
and to Wiring Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 26 | Go to Step 21 |
| 20 | Inspect for poor connections at the harness connector of the cruise control switch. Refer to Testing for Intermittent Conditions and Poor Connections
and to Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 26 | Go to Step 24 |
| 21 | Inspect for poor connections at the harness connector of the engine control module (ECM)/PCM. Refer to Testing for Intermittent Conditions and Poor Connections
and to Connector Repairs
in Wiring Systems. Did you find and correct the condition? |
Go to Step 26 | Go to Step 25 |
| 22 | Repair the short to ground, the open, or the high resistance in the ignition 1 voltage circuit. Refer to Wiring Repairs
Wiring Systems. Did you complete the repair? |
Go to Step 26 | - |
| 23 | Replace the cruise brake switch. Refer to Cruise Release Switch Replacement . Did you complete the replacement? |
Go to Step 26 | - |
| 24 | Replace the cruise control switch. Refer to Steering Wheel Control Switch Assembly Replacement
in Steering Wheel and Column. Did you complete the replacement? |
Go to Step 26 | - |
| 25 | Replace the ECM/PCM. Refer to Control Module References
in Computer/Integrating Systems for replacement, setup, and programming. Did you complete the replacement? |
Go to Step 26 | - |
| 26 |
|
System OK | Go to Step 2 |
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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.