The following 16 service centers are located in California ...

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Golden State Peterbilt
1450 S Union Ave.
Bakersfield, CA    93307-4142
PHONE: +1 661-833-1700
Map to Golden State Peterbilt
 
J & H Mobile Truck Repair
1900 Rockefeller
Ceres, CA    95307
PHONE: +1 (209) 522-8049
lhelfrich@jhmtr.com
Map to J & H Mobile Truck Repair
 
Dion International Trucks
397 East Evan Hewes Hiway
El Centro, CA    92243
PHONE: +1 760-353-0114
Map to Dion International Trucks
 
GCR
4575 Pacheco Blvd
Martinez, CA    94553
PHONE: +1 (925) 372-9056
Map to GCR
 
GCR
1405 Brantley Ave
Merced, CA    95340
PHONE: +1 (209) 383-1383
Map to GCR
 
Aligntec
4005 Blue Bird Dr
Modesto, CA    95356-0101
PHONE: +1 (209) 484-4862
s.langpaap@yahoo.com
Map to Aligntec
 
GCR Truck Tire Centers
1401 Richards Boulevard
SACRAMENTO, CA    95814
PHONE: +1 (916) 447-4220
Map to GCR Truck Tire Centers
 
GCR
1144 Terven Ave
Salinas, CA    93901
PHONE: +1 (831) 783-1565
sergio.salcedo@gcrtires.com
Map to GCR
 
Dion International Trucks- San Diego
5255 Federal Blvd,
San Diego, CA    92105
PHONE: +1 619-263-2251
gyee@diontrucks.com
Map to Dion International Trucks- San Diego
 
EW Truck & Equipment
6336 Federal Blvd
San Diego, CA    92114-1405
PHONE: +1 619-263-2111
bniklaus@ewtruck.com
Map to EW Truck & Equipment
 
GCR
398 East Gish Road
San Jose, CA    95112
PHONE: +1 (408) 350-1600
bob.beristianos@gcrtires.com
Map to GCR
 
Westrux International
15555 Valley View Avenue
Santa Fe Springs, CA    90670
PHONE: +1 562-404-1020
jbinder@westrux.com
Map to Westrux International
 
GCR
233 Bellevue Avenue
Santa Rosa, CA    95402
PHONE: +1 (707) 545-8740
Map to GCR
 
GCR Tire Centers
4336 Pock Lane Suite #200
Stockton, CA    95206
PHONE: +1 209-983-9495
bbennett@gcrtires.com
Map to GCR Tire Centers
 
GCR
240 Ford Road
Ukiah, CA    95482
PHONE: +1 (707) 462-3519
Map to GCR
 
Wilson Diesel Service
28787 John Wayne Lane
Valley Center, CA    92082
PHONE: +1 619-203-2899
jpwjdiesel@att.net
Map to Wilson Diesel Service
 

We also have at least one Protrak service center in the following other states/provinces:

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