Subject: | Part Restriction on EBCM and BPMV |
Models: | 2007-2008 Cadillac Escalade, ESV, EXT |
2007-2008 Chevrolet Avalanche, Silverado, Suburban, Tahoe |
2007-2008 GMC Sierra, Yukon, Yukon Denali, Yukon XL, Yukon Denali XL |
With Stabilitrak (RPO JL4) |
2008 Chevrolet Tahoe Hybrid |
2008 GMC Yukon Hybrid |
With Blended Brakes (RPO J92) |
This PI was superseded to update models. Please discard PIT4383B.
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.
As part of our ongoing quality improvement process, we are requesting your assistance. Starting on May 9th 2007 we will be putting the EBCM and BPMV components on restriction for certain model GMT900 Utilities and Pick-Up Trucks with Stabilitrak (RPO JL4).
Also, starting on Feb 4th 2008, we will be putting the EBCM and BPMV for the 2-mode Hybrid vehicles on restriction.
Parts on restriction for Model Year 2007 & 2008 are:
15905736 BPMV 2007 1500 Utility W/JD9
15905737 EBCM 2007 1500 Utility W/JD9
15873309 EBCM 2007 1500 Pickup W/JL4
15873311 BPMV 2007 1500 Pickup W/ JD9 JF3 JL4
25801032 EBCM 2008 1500 Utility W/JD9
25809108 EBCM 2008 1500 Pickup W/JL4
P/N 15879113 Brake Pressure Module Valve Assembly (Hybrid Vehicles Only)
P/N 25909777 Electronic Brake Control Module (Hybrid Vehicles Only)
Please have your technician fill out the attached template prior to contacting PQC at 1-866-654-7654 when attempting to order the parts listed above.
With your continued cooperation in our efforts to identify the causes of product concerns, we can make improvements in our products and become the world leader in building the best quality product in the market today.
As always we appreciate your cooperation with these efforts.
Caller's Name/Position: _________________________________
__ Number of times in for the same condition
__ Number of days vehicle in dealership for same condition
__ Y / N - Is the vehicle modified/non-production accessories (List below)
Example: Suspension Modification, Trailer Brake, CB Radio, ECM Calibration, After Market Wheels or Tires, etc-
Was the vehicle brought in for a performance related problem (ex. Noise, Brake Pedal Feel, and Unwanted Braking)? Y/N
Was the vehicle primarily brought in for a Non-Brake related issue; and you found an ABS related DTC code? Y/N
Customer Complaint:
Is the problem constant or intermittent?
Was the customers concern duplicated? Y/N
(If not, issue needs to be duplicated before proceeding with replacement)
List all DTC(s) and specify if they are "Current" or "History Only"
Are the codes repeatable? Y/N
What PIs / TSBs were performed? (List all)
SI Document ID# Used
Document each step of the trouble chart. (Include all voltage measurements)
Were there any problems with the trouble tree and where it leads the Tech?
Calibration/Software ID# (Via Tech 2)
Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.