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 MANUALSBUICK2005ALLURE (CANADA) V6-3.6LREPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULETECHNICAL SERVICE BULLETINSCUSTOMER INTERESTENGINE CONTROLS - REMOTE START INOP./DTC'S P0053/P0054
2005 Buick Allure (CANADA) V6-3.6L
Engine Controls - Remote Start Inop./DTC's P0053/P0054
2005 Buick Allure (CANADA) V6-3.6LSECTION Engine Controls - Remote Start Inop./DTC's P0053/P0054
Bulletin No.: 06-08-52-001A
Date: March 28, 2007
TECHNICAL
Subject:
Remote Vehicle Start (RVS) System Inoperative, Intermittent Operation, DTCs P0053/P0054 Set (Reroute PCM Harness)
Models:
2005-2006 Buick Allure (Canada), LaCrosse
2005-2006 Pontiac Grand Prix
with Remote Vehicle Start (RPO AP3) and 3.8L Engine (VIN 2 - RPO L26)
Supercede:
This bulletin is being revised to update the warranty information to include diagnosis time. Please discard Corporate Bulletin Number 06-08-52-001 (Section 08 - Body & Accessories).
Condition
Some customers may comment that the remote vehicle start is inoperative or shuts off before allowed run time. This condition may be intermittent, and upon investigation, the technician may also find DTCs P0053 and P0054 set.
Cause
The Remote Vehicle Start (RVS) system is being disabled due to vehicle speed signal (VSS) detection by the PCM. This is the result of the PCM harness being routed on top of and touching the rear bank spark plug wires.
Tip
This cause can be confirmed using the Tech 2(R) and viewing RVS disable history.
Correction
Reroute the engine compartment PCM harness away from the spark plug wires using the procedure listed below.
Remove the engine sight shield.
Observe the PCM harness (1) touching the plug wires. Remove the generator rear brace.
Reinstall the generator rear brace with the PCM harness (2) routed over the brace as shown.
Tighten
Tighten the generator rear brace bolt and nut to 50 N.m (37 lb ft).
Reinstall the engine sight shield.
Warranty Information
For vehicles repaired under warranty, use the table.
Disclaimer
Date: March 28, 2007
TECHNICAL
Subject:
Remote Vehicle Start (RVS) System Inoperative, Intermittent Operation, DTCs P0053/P0054 Set (Reroute PCM Harness)
Models:
2005-2006 Buick Allure (Canada), LaCrosse
2005-2006 Pontiac Grand Prix
with Remote Vehicle Start (RPO AP3) and 3.8L Engine (VIN 2 - RPO L26)
Supercede:
This bulletin is being revised to update the warranty information to include diagnosis time. Please discard Corporate Bulletin Number 06-08-52-001 (Section 08 - Body & Accessories).
Condition
Some customers may comment that the remote vehicle start is inoperative or shuts off before allowed run time. This condition may be intermittent, and upon investigation, the technician may also find DTCs P0053 and P0054 set.
Cause
The Remote Vehicle Start (RVS) system is being disabled due to vehicle speed signal (VSS) detection by the PCM. This is the result of the PCM harness being routed on top of and touching the rear bank spark plug wires.
Tip
This cause can be confirmed using the Tech 2(R) and viewing RVS disable history.
Correction
Reroute the engine compartment PCM harness away from the spark plug wires using the procedure listed below.
Remove the engine sight shield.
Observe the PCM harness (1) touching the plug wires. Remove the generator rear brace.
Reinstall the generator rear brace with the PCM harness (2) routed over the brace as shown.
Tighten
Tighten the generator rear brace bolt and nut to 50 N.m (37 lb ft).
Reinstall the engine sight shield.
Warranty Information
For vehicles repaired under warranty, use the table.
Disclaimer
RENDER: 1.0x
NO RELATED
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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.